Product Index | View as List
Drip Pot
Drip pot designed to remove moisture from gas or air streams before entering downstream equipment requiring a dry supply. Utilizes gravity separation to collect liquid contaminants while allowing clean gas to pass through. Available in multiple pressure ratings with NACE-compliant construction for demanding environments.
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Highlights
- Available in 300, 2000, and 6000 PSIG pressure ratings; 1/4" NPT connections
- NACE MR0175-compliant construction standard on all units
- Fluorocarbon and HSN elastomer options; temperature range -25°F to 300°F
- Ductile iron body (300 PSI) or carbon steel body (2000/6000 PSI)
- Mounting bracket included on 2000 and 6000 PSI units
Application
- Corrosion monitoring systems
- Line sampling and instrument supply protection
- Pneumatic signal supply conditioning for control valve actuators
- Upstream filtration in P71R/B and P72R/B control packages
Mechanical Dump Valve
Mechanically operated dump valve designed for reliable liquid level control and discharge in production systems. Features a balanced diaphragm design that allows operation independent of fluid pressure for consistent performance. Built with durable internal components and designed for service access in line.
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Highlights
- Balanced diaphragm design isolates valve operation from fluid pressure
- Full trim access without removing valve from the line; bonnet removal exposes entire cage and stem assembly
- Acetal bushings reduce friction and wear compared to metal-to-metal contact points
- O-ring seals replace packing for longer service life and reduced adjustment frequency
- 250 PSIG operating pressure, 300 PSIG max; ANSI Class VI shutoff per ANSI/FCI 70-2-2013
- Ductile iron body; nitrile or fluorocarbon diaphragm; nitrile, polyurethane, or fluorocarbon seat options
Application
- Separators and knockouts requiring float-operated mechanical liquid level control
- Treaters and other accumulators paired with a P8000 trunnion assembly
- Applications where dump valve operation must be independent of fluid pressure
Fuel Gas Control Valve
Pneumatically operated control valve designed for fuel gas regulation in oil and gas production environments. Built with ductile iron body and stainless steel trim for durability in corrosive service conditions. Features accessible internal components and flexible port configurations for simplified maintenance and installation.
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Highlights
- Trim accessible without removing valve from the line by loosening bonnet bolts
- Signal port orientation options: 11, 1, 5, and 7 o'clock positions
- Pressure monitoring body tap options: untapped, supply side, output side, or both
- 300 PSIG max inlet pressure rating; 0-30 PSIG recommended signal pressure
- Ductile iron body; stainless steel trim and stem; nitrile diaphragm; polyurethane seat
- Temperature range -20°F to 200°F (-29°C to 93°C)
Application
- Fuel gas control on low pressure separators and compression scrubbers
- Line heater fuel gas regulation
- Burner system fuel gas control
- Throttling or snap-action service in oil and gas production environments
Treater Dump Valve
Oil and water dump valve designed for reliable operation in corrosive production environments. Features a balanced diaphragm design that allows trim changes without removing the valve from the line. Built with configurable materials and internal components to accommodate a wide range of process fluid conditions.
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Highlights
- Simple trim access without removing valve from the line
- "D-key" trunnion hub and shaft feature for simplified disassembly and reassembly
- Nitrile or fluorocarbon elastomer options; cast iron or acetal cage and ratio plug
- 125 PSIG max inlet and signal pressure; ANSI Class VI shutoff per ANSI/FCI 70-2-2013
- Ductile iron body and housing; tealon gaskets; cast steel stem
- Temperature range -20°F to 200°F (-29°C to 93°C)
Application
- Heater treaters requiring oil or water dump control
- Water knockouts and gun barrels
- Salt water disposal systems
- Emulsion treaters in oil and gas production
DIAPHRAGM BALANCED CONTROL VALVE
Diaphragm-operated control valve designed for low-pressure applications using pneumatic signal control. Features a balanced diaphragm design that maintains consistent valve position independent of process fluid pressure. Built with configurable materials and internal components for reliable performance.
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Highlights
- Balanced diaphragm design cancels supply and output pressure forces for signal-only operation
- 10 PSIG minimum pneumatic signal; 125 PSIG operating pressure, 400 PSIG max working pressure
- External travel indicator provides visible confirmation of valve position
- ANSI Class VI shutoff per ANSI/FCI 70-2-2013; 2" NPT female connections
- Nitrile or fluorocarbon diaphragm and O-ring options; nitrile, polyurethane, or fluorocarbon seat
- Ductile iron or acetal cage; stainless steel stem and stem guide
Application
- Separators requiring pneumatically operated liquid level dump control
- Meters and water knockouts
- Low pressure oil and water dump service where 10 PSIG minimum signal is available
Back Pressure Regulator
Back pressure regulator designed to maintain consistent upstream pressure in gas and air systems. Features an integrally mounted pilot that automatically relieves excess pressure to stabilize system performance. Available in venting and non-vent configurations for applications where atmospheric discharge is restricted.
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Highlights
- Integrally mounted pilot for accurate upstream pressure control; intermittent-bleed design
- P5301 Non-Vent variant routes actuation gas downstream rather than to atmosphere
- ANSI Class VI bubble-tight shutoff; NACE MR0175-compliant construction standard
- Available in 2" and 3" FNPT or Class 150 RF end connections; reduced and full port options
- Pressure ranges: 5-125 PSI or 15-285 PSI; design pressure 300 PSIG
- Stainless steel internals, tubing, and fittings; temperature range -20°F to 400°F
Application
- Back pressure control on separators, heater treaters, and compressor stations
- Gas gathering system pressure control
- Suction control valve for compressors
- Applications requiring non-venting back pressure regulation (P5301)
Pressure Reducing Regulator
Pressure reducing regulator designed to maintain consistent downstream pressure in gas and air systems. Features an integrally mounted pilot that automatically adjusts flow to stabilize outlet pressure under changing conditions. Available in venting and non-vent configurations for applications where atmospheric discharge is restricted.
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Highlights
- Integrally mounted pilot for accurate downstream pressure control; intermittent-bleed design
- P5351 Non-Vent variant routes actuation gas downstream rather than to atmosphere
- ANSI Class VI bubble-tight shutoff; NACE MR0175-compliant construction standard
- Available in 2" and 3" FNPT or Class 150 RF end connections; reduced and full port options
- Pressure ranges: 5-125 PSI or 15-285 PSI; design pressure 300 PSIG
- Stainless steel internals, tubing, and fittings; temperature range -20°F to 400°F
Application
- Downstream pressure regulation on compressor stations and gas gathering systems
- Pressure reducing service on separators and process equipment
- Applications requiring non-venting pressure reducing regulation (P5351)
BACK PRESSURE CONTROL VALVE
Direct-acting control valve designed for back pressure and pressure control applications in production systems. Capable of holding up to 250 PSIG back pressure as a standalone unit or operating with a pilot for snap or throttle control. Built with removable seat design and configurable materials for simplified maintenance and broad process compatibility.
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Highlights
- 300 PSIG max working pressure; 2" NPT or 2" 150RF end connections
- ANSI Class VI shutoff; NACE MR0175-compliant construction standard
- Removable valve seat for simplified field maintenance without line removal
- Direct-acting design holds up to 250 PSIG back pressure standalone; pilot-compatible for regulating service
- Full port and reduced port seat size options
- Buna-N, fluorocarbon, and HSN elastomer options
Application
- Back pressure control on separators and process vessels
- Snap or throttle regulating service when combined with a pressure pilot
- Gas gathering and compressor station pressure management
BACK PRESSURE CONTROL VALVE
Direct-acting, diaphragm-balanced control valve designed for back pressure and pressure regulation in production systems. Capable of holding up to 100 PSIG back pressure as a standalone unit or operating with a pilot for snap or throttle control. Built with removable seat design and NACE-compliant construction for reliable performance in oil and gas applications.
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Highlights
- Diaphragm-balanced design for stable operation across varying process pressures
- Direct-acting with 100 PSIG max back pressure standalone; pilot-compatible for regulating service
- Removable valve seat; ANSI Class VI shutoff; NACE MR0175-compliant construction standard
- 300 PSIG max working pressure; 2" NPT or 2" 150RF end connections
- Internal balance tubing connects upper and lower housing
- Buna-N, fluorocarbon, and HSN elastomer options
Application
- Lower-pressure back pressure control on separators and process equipment
- Snap or throttle regulating service when combined with a pressure pilot
- Liquid or gas control in corrosive oil and gas environments
High Pressure Control Valve
Pneumatically operated control valve designed for high-pressure applications in demanding production environments. Rated up to 4000 PSIG with NACE-compliant construction and hardened internal trim for durability in severe service conditions. Designed for in-line maintenance with accessible components and integrated safety features for pressurized systems.
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Highlights
- Actuator and trim serviceable without removing body from line; no special tools required
- Hammer nut weep hole provides pressure warning if disassembly is attempted under pressure
- 17-4PH stainless steel and tungsten carbide trim options for high-wear and abrasive service
- NACE MR0175-compliant construction standard; rated to 4000 PSIG body pressure
- No. 35 and No. 70 actuator options with 3-15 or 6-30 PSIG spring ranges
- Reverse acting and direct acting configurations; 1" and 2" body sizes in NPT and flange connections
- ANSI Class IV shutoff; temperature range -40°F to 200°F
Application
- Separators, scrubbers, and dehydrators requiring pneumatic liquid level dump control
- Liquid level control on wellheads and plunger lift systems
- High-pressure process equipment and production vessels
High Pressure Control Valve
Pneumatically operated control valve designed for high-pressure service across a wide range of industrial applications. Rated up to 4000 PSIG with configurable trim options for linear, equal percentage, and quick opening performance. Built with durable materials and open yoke design for reliable operation and visual position monitoring
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Highlights
- Field-reversible actuator switches between fail-close and fail-open with no additional parts
- Open yoke design provides visible stem position monitoring from any angle
- Trim options: equal percentage, linear, and quick opening in 17-4PH SST, tool steel, or tungsten carbide
- NACE MR0175-compliant construction available; rated to 4000 PSIG body pressure
- 45 PSIG max actuator pressure; 15, 20, and 30 PSIG spring options
- 1" and 2" body sizes; NPT and raised face flange connections to ANSI 1500
- ANSI Class IV shutoff; temperature range -40°F to 200°F
Application
- High-pressure dump valve service on production vessels and separators
- Pressure and flow control when paired with a pressure pilot
- Applications requiring NACE-compliant materials for sour gas or corrosive service
High Pressure Control Valve (Piston Balanced)
Piston-balanced control valve designed for high-pressure, high-flow applications requiring stable and precise control. Rated up to 4000 PSIG with cage-guided trim for consistent performance under elevated flow conditions. Built with configurable materials and seal options for durability in demanding and NACE-compliant service environments.
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Highlights
- Cage-guided piston-balanced trim for stable control at high pressure and high flow
- Field-reversible actuator switches between fail-close and fail-open with no additional parts
- 1-1/2" and 2" trim sizes in D2 tool steel (standard) or 17-4PH stainless steel (NACE)
- Seal ring options: HSN, AFLAS, and Teflon; O-ring options: Buna-N, fluorocarbon, HSN, AFLAS
- 4000 PSIG body rating; ANSI Class VI shutoff; 45 PSIG max actuator pressure
- Open yoke design for visible stem position monitoring; I/P positioner compatible
Application
- High-pressure, high-flow dump valve service on production vessels
- Pressure and flow control in high-pressure environments when paired with a pressure pilot
- Applications requiring sour gas service or NACE-compliant materials
Non-Freeze Dump Valve
Liquid dump valve designed for vessel applications where freezing can occur due to pressure drop across the trim. Installs through the vessel wall, allowing the trim to remain suspended in process fluid to utilize system heat and prevent freeze-up. Rated up to 4000 PSIG with configurable trim options for reliable performance in demanding environments.
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Highlights
- 1" FNPT inlet and outlet connections; 2" MNPT vessel mount
- 4000 PSIG max working pressure; fail-close, pressure-open design only
- Trim fully suspended inside the vessel to leverage process heat and prevent freezing
- Trim sizes 1/4", 3/8", and 1/2" in linear and quick opening characteristics
- 17-4PH stainless steel, tool steel, or tungsten carbide trim options
- Standard and NACE MR0175-compliant construction; Buna-N or Viton seals
Application
- Liquid level dump service on high-pressure vessels in cold environments
- Gas processing units with high pressure drops susceptible to freeze-up
Non-Freeze Dump Valve
Pneumatically controlled dump valve designed for liquid level control in production vessels where freeze prevention is critical. Suspends internal trim within the process fluid to maintain temperature and prevent freezing during operation. Rated up to 2000 PSIG with serviceable internal components that can be accessed without removing the valve body.
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Highlights
- Plug and seat suspended in process media to prevent freezing; non-freeze design
- Topworks and trim removable for service without removing body from vessel
- Weep hole in union nut provides pressure warning during disassembly
- Valve position indicator visible from exterior; 30-70 PSIG signal pressure
- Available in 500, 1500, 1800, and 2000 PSIG inlet pressure models
- 1" MNPT (1800 PSI) or 2" MNPT (500/1500/2000 PSI) vessel mount; urethane or PTFE trim options
Application
- Separators, scrubbers, and process vessels up to 2000 PSIG supply
- High-pressure liquid level dump control in cold-weather environments
- Compressor scrubber liquid dump service paired with a P8600 pneumatic level switch
Weld Neck & Blind Flange Assembly
Weld neck and blind flange assembly designed to provide a secure access point for vessels and production equipment. Available in multiple pipe sizes & configurations with integrated components for simplified installation and sealing. Rated up to 1500 PSI with configurable materials and sealing options for reliable performance.
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Highlights
- Carbon steel weldneck, hammer nut, and blind flange construction
- Fluorocarbon or Buna-N o-ring seal options
- Acme and standard NPSL thread options
- Optional 2" NPT threaded center port
- Weldneck lengths: 5", 6", and 8"
- Pipe sizes: 3", 4", 5", 6", and 8"
- Working pressure: 1,500 PSI
- Repair kits available
Application
- Vessel port installations on separators and treaters
- Oil and gas production vessel access and instrumentation ports
- Tank and vessel blind flange service
- Production facilities requiring field-replaceable seal assemblies
- Applications requiring Acme or NPSL threaded hammer union connections
Hammer Union Trunnion Assembly
Hammer union and trunnion assembly designed for liquid level control in production vessels. Uses a float and linkage system to actuate a mechanical dump valve based on fluid level changes. Built with configurable arm lengths and connection options to accommodate a wide range of vessel configurations.
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Highlights
- Float-driven trunnion mechanism links directly to a P4000 or similar mechanical dump valve
- Joint linkage arm options: 18", 24", and 32" lengths
- Weld neck lengths of 5" or 8"; NPSL or ACME thread options
- Nitrile, fluorocarbon, or HSN seal options; 500 PSIG max operating pressure
- 7" x 12" 304 stainless steel float rated to 600 PSIG
- Carbon steel bonnet, weld neck, and lever; acetal bushings; stainless steel joint linkage
Application
- Separators and knockouts requiring mechanical float-operated dump valve control
- Vessels using a P4000 mechanical dump valve for liquid level management
Liquid Level Controller
Liquid level controller designed for reliable level and interface control in oil and gas production vessels. Available in pneumatic and electric configurations with snap, throttle, and hybrid control options to meet a wide range of operating requirements. Built with field-adjustable components and configurable materials for flexible installation across varying vessel sizes and fluid conditions.
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Highlights
- Snap, throttle, and hybrid no-bleed pilot options; SPDT and DPDT electric switch options
- Field-reversible: left/right hand mount and direct/reverse acting in the field
- NACE MR0175-compliant construction standard; weatherproof sealed case standard on pneumatic units
- Displacer material options: PVC, acrylic, and 316SS; arm lengths from 7.75" to 32"
- Body sizes 1.5" and 2" MNPT; flanged connections to ANSI 1500 available
- Supply pressure 0-30 or 0-60 PSIG; max vessel pressure up to 6000 PSIG
Application
- Separators, compressor scrubbers, dehydrators, and treaters
- Tanks and process equipment requiring pneumatic or electric level output
- Liquid-gas and liquid-liquid interface control applications
Fuel Gas Shut-Off Valve
Mechanically operated fuel gas shut-off valve designed for use in scrubbers, heater treaters, and production units. Automatically shuts off gas flow when rising liquid level triggers the internal displacer, requiring no external power or signal. Built with adjustable configurations to accommodate a range of vessel sizes and process conditions.
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Highlights
- Mechanical float-actuated design requires no instrument air or electrical signal
- Displacer lengths: 6", 8", 12", 14", 16", and 32"; 2" OD stainless steel displacer standard
- Compatible with any fluid with specific gravity greater than 0.8
- 250 PSIG max working pressure; 1" x 2" NPT port connection
- Steel or stainless steel body and connection plug; nitrile or fluorocarbon seat options
- Temperature range -20°F to 150°F (nitrile) or 0°F to 300°F (fluorocarbon)
Application
- Fuel gas scrubbers on gas production units and indirect line heaters
- Heater treater fuel gas supply shutoff on liquid accumulation
- Any scrubber application requiring automatic shutoff without instrument air
Electric Liquid Level Switch
Snap-acting electric liquid level switch designed for reliable level detection in scrubbers and production vessels. Uses a float-actuated mechanism to trigger an electrical signal for alarms or valve actuation. Built with sealed construction and optional manual override for safe and dependable operation in demanding environments.
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Highlights
- Snap-acting magnetic switch design; no leak path from process to electrical housing
- NACE MR0175-compliant construction; 1500 PSIG max pressure rating
- Standard, high amp (11A), and high temperature (400°F) switch configurations available
- Manual override switch option for field testing without level change
- External cage with 1" NPT ports for bridle installation; 1.5" or 2" NPT mounting
- Annulus plug option limits large particulate from entering the body chamber
Application
- Gas compressor scrubbers requiring high-level alarm or shutdown signal
- Other liquid level monitoring applications requiring an electrical output
Pneumatic Liquid Level Controller
Pneumatically operated liquid level controller designed for precise level control in production systems. Uses a cantilever displacer system to translate liquid level changes into proportional or snap-acting output signals. Provides 3–20 PSIG output for throttling control or on/off actuation for downstream devices.
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Highlights
- Cantilever displacement system; throttling (3-20 PSIG output) or snap-acting (on/off) control
- Direct or indirect acting; field-convertible by rotating the pilot head 180 degrees
- Snap-acting head includes vibration dampening feature for unstable process conditions
- Displacer material options: acetal, phenolic, and PVC; multiple sizes and lengths available
- 1500 PSIG max vessel pressure; 20-30 PSIG supply pressure
- 2" NPT or 3"/4"/5" hammer union connections in NPSL or ACME; sight glass option available
Application
- Separators, compressor scrubbers, dehydrators, and treaters
- Liquid-gas and liquid-liquid interface level control
- Throttle or snap-action control of downstream dump valves and level control equipment
Pneumatic Liquid Level Switch
Snap-acting pneumatic liquid level switch designed for reliable level detection in scrubbers and production vessels. Uses a float-actuated mechanism to deliver a pneumatic signal for valve actuation or control response. Built with simple, field-proven design and manual override for dependable operation and testing.
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Highlights
- Snap-acting cam and actuator mechanism; 3-way normally closed pneumatic valve
- Manual push-button override for operational testing without a level change
- NACE MR0175-compliant construction standard
- 1500 PSIG max operating pressure; 30-70 PSIG supply/signal pressure; 1/8" NPT pneumatic connection
- Carbon steel (nickel plated) or 304 stainless steel body options; 316SS float and arm
- Nitrile or fluorocarbon seat and elastomer options; minimum specific gravity 0.66
Application
- Gas compressor scrubber liquid level control
- Pneumatic signal source for dump valves including the P7400
- Level control applications requiring a pneumatic on/off output signal
Liquid Level Controller (Low Pressure)
Low-pressure liquid level controller designed for separators, treaters, and production vessels. Available in pneumatic or electric configurations to provide consistent control output based on liquid level changes. Built with configurable connections and float arm options to accommodate a wide range of vessel sizes and applications.
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Highlights
- Pneumatic (no-bleed 3-way valve) or electric (SPDT explosion-proof switch) output options
- NACE MR0175-compliant construction standard
- Body options: 1" NPT, 2" NPT, and 4" with optional ACME or NPSL hammer union
- Float arm lengths: 6", 8", 10" (standard), 12", and 14"; multiple float sizes available
- Pneumatic supply: 100 PSIG standard or 250 PSIG; manual override cable option
- 500 PSIG working pressure; -20°F to 212°F operating temperature; fluorocarbon seals standard
Application
- Low pressure separators and treater applications
- Vessels requiring high or low liquid level monitoring or control
- Compressor scrubbers and production equipment requiring pneumatic or electric output
Pneumatic Liquid Level Controller
Low-pressure pneumatic liquid level controller designed for separators, treaters, and production vessels. Uses a float and arm assembly to translate liquid level changes into reliable control output. Built with adjustable configurations and actuator options to accommodate varying vessel sizes and operating conditions.
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Highlights
- No-bleed 3-way pneumatic valve; direct and indirect acting configurations available
- Adjustable actuator arms allow sensitivity tuning in the field
- Ductile cast iron grooved body; stainless steel float, arms, actuator, and stem
- Float arm lengths: 6", 8", 10" (standard), 12", and 14"
- 100 or 250 PSIG pneumatic supply options; 500 PSIG working pressure
- Fluorocarbon seals standard; nitrile option available
Application
- Low pressure separators and treater applications
- Other production vessels requiring pneumatic liquid level monitoring and control
Liquid Level Indicator
Visual liquid level indicator designed to display level directly in atmospheric vessels without the need for signal conversion. Uses a cantilever spring and diaphragm system to provide accurate level indication with simple calibration. Available with an optional single switch configuration for electrical signaling and alarm integration.
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Highlights
- Direct-reading scale in feet and inches; vessel height range 6-30 feet; 90 PSIG max head pressure
- Two-knob calibration (zero and span) achievable without changing liquid level in vessel
- Sealed cast aluminum housing; Teflon dry-film lubricated bearings require no oiling
- Diaphragm material options: Buna-N, fluorocarbon, Compound W, and Teflon
- Connection options: NPT, grooved, and 150RF flange in iron, steel, 316SS, and PVC
- Single Switch variant adds SPDT microswitch (5A @ 125/250/480 VAC) with adjustable high and low set points
- Snubber option available for turbulent or unstable process fluid conditions
Application
- Continuous liquid level indication on atmospheric storage and process tanks
- High and low level alarms on atmospheric vessels (Single Switch variant)
- Production, water disposal, and storage tank liquid level monitoring
Pneumatic Pilot Pressure Regulator
Indirect-acting pneumatic pilot regulator designed for accurate proportional pressure control in gas and air systems. Used with control valves to maintain stable output pressure based on adjustable signal settings. Built with remote mounting capability and NACE-compliant construction for flexible installation in demanding environments.
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Highlights
- Indirect-acting design provides proportional output pressure in response to sense pressure changes
- Single adjusting screw for reliable set point changes with known incremental response
- Remote installation capability; unit can be piped at any distance from the control valve
- NACE MR0175-compliant construction standard; 1/4" NPT connections
- Design pressure up to 285 PSIG; pressure ranges 5-125 PSI or 15-285 PSI
- Nitrile or fluorocarbon diaphragm options; temperature range -20°F to 300°F
Application
- Gas and air applications requiring proportional pneumatic control
- Upstream and downstream pressure sensing on control valve systems
- Instrument supply protection and pressure reducing service
- Pilot signal source for P5300/P5301 and P5350/P5351 regulators
Pneumatic Pilot Pressure Regulator
Pneumatic pilot regulators designed for use with high-pressure control valves in production systems. Available in direct-acting and indirect-acting configurations to match pressure-opening or pressure-closing valve applications. Built with field-reversible operation and configurable materials for reliable performance in NACE-compliant service.
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Highlights
- Single adjusting screw; 40 PSIG per turn set point change (125-1500 PSIG range)
- Stainless steel bellows assembly for accurate, proportional sense pressure response
- PL91 indirect-acting and PL92 direct-acting configurations; field-reversible without line removal
- Supply pressure 20 or 30 PSIG; sense pressure range 75-500, 75-750, or 125-1500 PSIG
- Steel or stainless steel body, housing, and internals; nitrile or fluorocarbon diaphragm
- Mounting bracket or pipe mount options; 1/4" NPT end connections
Application
- Pilot signal source for P7100 and P7200 series high-pressure control valves
- Separators, scrubbers, liquid level controls, and wellhead pressure control
- Back pressure and pressure reducing service in P71R/B and P72R/B control packages
Sense Line Protector
In-line adjustable pressure limiter designed to protect downstream instruments and pilots from overpressurization and pressure spikes. Automatically shuts off flow when pressure exceeds set limits and reopens once conditions return to normal. Rated for high-pressure service with configurable materials for reliable protection in demanding environments.
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Highlights
- Automatically shuts off downstream flow when input pressure exceeds the adjustable set point
- Reopens automatically when pressure returns to acceptable levels; intermittent vent design
- Single adjustment screw; set point adjustable from 0 to 300 PSIG max output
- 4000 PSIG body pressure rating; 1/4" NPT connections
- Carbon steel or stainless steel body options; Buna-N or fluorocarbon diaphragm
- Temperature range -40°F to 200°F (Buna-N) or 0°F to 300°F (fluorocarbon)
Application
- Sense and supply line protection for PL90 pilots (used in P71R/B and P72R/B packages)
- Downstream instrument protection on high-pressure control valve systems
- Overpressure protection for pressure-sensitive pneumatic devices
High Pressure Sense Line Protector
High-pressure sense line protector designed to safeguard instruments from overpressurization in severe service applications. Closes at a factory-set pressure to isolate downstream equipment and prevent damage. Built with stainless steel construction and corrosion-resistant seals for use in sour gas and harsh environments.
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Highlights
- Closes at set pressure to protect downstream instruments from overpressurization
- Factory set at 3600 PSIG; maximum pressure rating 5050 PSIG
- Stainless steel body; fluorocarbon seals
- 1/4" NPT male x female connections; compact in-line installation
- Recommended sense line protector for P91/92 pilot-equipped control packages
Application
- Instrument overpressure protection on high-pressure separators and production equipment
- Sense line protection for PL91/92 pilots on high-pressure control valve packages
- Sour gas and corrosive service applications requiring high-pressure line protection
Test Valve
Test valve installed between a pressure vessel and relief valve to allow safe testing without pressurizing the vessel. Isolates the vessel while enabling independent verification of relief valve performance. Available in multiple sizes and materials for reliable use in high-pressure applications.
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Highlights
- Allows pressure relief valve testing without pressurizing the process vessel
- Ball and seat design seals the vessel side during testing; automatic return to service position
- 1000 PSIG maximum working pressure; -20°F to 200°F temperature range
- Available in 1" x 1" NPT and 2" x 2" NPT configurations
- Carbon steel or stainless steel body; acetal spacer
Application
- Pressure relief valve testing on production vessels, separators, and process equipment
- Any application requiring periodic relief valve verification without vessel depressurization
Pneumatic Temperature Controller
Pneumatically operated temperature controller designed for process temperature regulation in pressurized vessels. Available in throttle and snap-acting modes to provide responsive control based on temperature changes. Built with durable sensing elements and materials for reliable operation in demanding environments.
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Highlights
- Indirect throttle mode and direct snap mode configurations available
- Stainless steel sensing element; temperature range -30°F to 400°F (-34°C to 204°C)
- Thermowell options in 304SS or carbon steel for installation on pressurized vessels
- 500 PSIG working pressure without thermowell; 4000 PSIG with thermowell
- Supply pressure 5 to 30 PSIG; 1/4" NPT inlet, outlet, and exhaust ports
- Ductile iron bonnet; 304SS base and sensing element; nitrile elastomers
Application
- Temperature control on heaters, emulsion treaters, and reboilers
- Steam generators, heat exchangers, and salt bath heaters
- Cooler shutter control on gas processing equipment
High Temperature Shutdown Valve
High-temperature shutdown device designed to automatically stop fuel gas flow when vessel temperature exceeds a preset limit. Acts as a safety control to prevent overheating conditions in heated production vessels. Requires manual reset after activation and is built for reliable operation in high-pressure environments.
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Highlights
- Indirect high-temperature shutdown; requires manual lever reset before returning to service
- Prevents automatic restart after a high-temperature trip for added safety
- Temperature range -30°F to 400°F (-34°C to 204°C); 30 PSIG max working pressure
- 500 PSIG max sensing unit pressure without thermowell; 4000 PSIG with thermowell
- 304SS sensing element; ductile iron body and bonnet; nitrile elastomers
- Thermowell options in 304SS or carbon steel for 3/4" and 1" NPT connections
Application
- High-temperature safety shutoff on heaters, emulsion treaters, and reboilers
- Steam generators, heat exchangers, and salt bath heaters
- Any heated vessel application requiring manual-reset overheat protection
Safety Relief Valve
Safety relief valve designed for overpressure protection in gas and liquid service applications. Built to ASME and National Board standards for reliable performance across a wide range of operating conditions. Features corrosion-resistant internals and certified construction for dependable pressure relief in production systems.
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Highlights
- ASME Section XIII and National Board coded; UV and NB stamped; flow capacities independently certified
- Valve sizes 1" and 2"; inlet connections 1/2" through 2" MNPT; outlet FNPT; gas and liquid service configurations
- Orifice sizes C (0.295"), D (0.400"), E (0.534"), F (0.672"), and G (0.857"); spring ranges from 15 PSIG up to 2500 PSIG
- Soft seat trim with Viton seal material; corrosion-resistant stainless steel internals
- CS (WCB) bonnet and CS (A105) seat frame standard; NACE construction option available
- Gauge port option available; flow coefficient k = 0.850 (gas) and 0.591 (liquid)
- Weights: 7.5 lbs (1" valve) and 18 lbs (2" valve)
Application
- Separators, pressure vessels, and heater-treaters requiring certified overpressure protection
- Compressors, gathering lines, transmission lines, and meter runs in oil and gas service
- Low- and high-pressure gas and liquid applications requiring ASME-coded relief devices
- Installations requiring NACE MR0175-compliant construction for corrosive service environments
Regional Oil & Gas Valve Support
Elkhorn Valve & Equipment provides exclusive regional representation across the Mountain West and Northern Plains. Supporting upstream and midstream operations with proven valve, closure, and flow control product lines.
We understand the basins and we support distributors and OEM partners with decisive, territory-driven service.
- Colorado
- Montana
- New Mexico
- North Dakota
- South Dakota
- Utah
- Wyoming
Connect with our regional sales team for fast quoting, project support, and direct access to factory resources.
Primary basins served: Bakken, Williston, DJ, Powder River, Green River and Uinta.