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STAINLESS X BRASS PRESSURE GAUGE
GENERAL PURPOSE / COST-EFFECTIVE SERVICE
General-purpose pressure gauge designed for reliable measurement in standard industrial and oil and gas applications. Built with a stainless steel case and brass internals, it provides corrosion resistance with cost-effective performance. Ideal for applications requiring dependable readings across a wide pressure range.
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Highlights
- Dial sizes 1-1/2″, 2″, 2-1/2″, and 4″; connection sizes 1/8″, 1/4″, 3/8″, and 1/2″ NPT
- Lower mount and center back connection types available
- SS304 polished case and ring; brass NPT connection and movement
- Phosphorus bronze Bourdon tube; polycarbonate or tempered glass window
- Dry, glycerin, or silicone fill options
- Pressure range VAC to 15,000 PSI; accuracy 1.6% / 1.0%
- Backed by 30 years of RPI instrumentation expertise
Application
- General industrial and oil and gas production pressure monitoring
- Pipeline, compressor, and process equipment instrumentation
- Field installations requiring a reliable general-purpose pressure gauge
- Applications requiring a cost-effective stainless case gauge with brass internals
STAINLESS X STAINLESS PRESSURE GAUGE
CORROSIVE SERVICE / ALL-STAINLESS CONSTRUCTION
All-stainless pressure gauge designed for corrosive and demanding industrial environments. Built for durability and compatibility with aggressive media, it delivers consistent and accurate pressure measurement. Ideal for applications requiring enhanced corrosion resistance and long service life.
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Highlights
- Dial sizes 1-1/2″, 2″, 2-1/2″, and 4″; connection sizes 1/8″, 1/4″, 3/8″, and 1/2″ NPT
- Lower mount and center back connection types available
- SS304 polished case and ring; SS316 NPT connection; SS304 movement
- SS316L Bourdon tube for corrosive media compatibility
- Polycarbonate or tempered glass window; dry, glycerin, or silicone fill
- Pressure range VAC to 15,000 PSI; accuracy 1.6% / 1.0%
- Full stainless construction for superior corrosion resistance in demanding service
Application
- Corrosive and sour gas service on oil and gas production and processing equipment
- Chemical and petrochemical process piping instrumentation
- Offshore and coastal installations requiring full stainless wetted parts
- Applications where standard brass internals are incompatible with the process media
FRONT FLANGE PANEL MOUNT PRESSURE GAUGE
PANEL MOUNT / FRONT FLANGE DESIGN
Panel mount pressure gauge designed for flush installation in control panels and enclosures. Built with a front flange configuration, it provides secure mounting and clear visibility for operators. Ideal for applications requiring integrated instrumentation and clean panel layouts.
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Highlights
- Front flange panel mount configuration for flush installation in control panels
- Available in stainless x brass (200 Series) and stainless x stainless (300 Series)
- Dial sizes 1-1/2″, 2″, 2-1/2″, and 4″; connection sizes 1/8″, 1/4″, 3/8″, and 1/2″ NPT
- Lower mount and center back connection types; SS304 polished case and ring
- Brass or SS316L movement; phosphorus bronze or SS316L Bourdon tube
- Polycarbonate or tempered glass window; dry, glycerin, or silicone fill
- Pressure range VAC to 15,000 PSI; accuracy 1.6% / 1.0%
Application
- Control panel and instrument enclosure pressure monitoring
- Skid-mounted equipment and packaged process systems requiring panel gauges
- Oil and gas production and processing facilities with panel-mounted instrumentation
- Applications requiring a flush-mounted gauge with standard stainless case construction
CENTER BACK MOUNT U CLAMP PRESSURE GAUGE
PANEL MOUNT / U-CLAMP BACK MOUNT
Panel-mounted pressure gauge designed for secure installation using a rear U clamp configuration. Built to resist vibration and mechanical disturbance, it maintains stable and accurate readings. Ideal for applications requiring firm mounting in dynamic operating environments.
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Application
- Oil and gas production and processing equipment requiring vibration-resistant instrumentation
- Panel and surface mount applications requiring a secure, retained gauge installation
- Vibration-prone installations on compressors, pumps, and rotating equipment
- Field installations where standard lower mount gauges are subject to mechanical disturbance
Highlights
- U clamp center back mount for secure, vibration-resistant panel or surface installation
- Available in stainless x brass (200 Series) and stainless x stainless (300 Series)
- Dial sizes 1-1/2″, 2″, 2-1/2″, and 4″; connection sizes 1/8″, 1/4″, 3/8″, and 1/2″ NPT
- SS304 polished case and ring; brass or SS316 NPT connection
- Brass or SS316L movement; phosphorus bronze or SS316L Bourdon tube
- Polycarbonate or tempered glass window; glycerin or silicone fill
- Pressure range VAC to 15,000 PSI; accuracy 1.6% / 1.0%
UTILITY PRESSURE GAUGE
GENERAL PURPOSE / STANDARD SERVICE
Utility pressure gauge designed for general-purpose monitoring where basic accuracy and cost efficiency are priorities. Built for standard service conditions, it provides reliable performance across a broad pressure range. Ideal for non-critical applications requiring simple and effective pressure indication.
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Highlights
- Dial sizes 1.5″, 2″, 2-1/2″, and 3″; connection sizes 1/8″, 1/4″, 3/8″, and 1/2″ NPT
- Lower mount and center back connection types available
- Mild steel case and ring; brass NPT connection and movement
- Phosphorus bronze Bourdon tube; acrylic or common glass window
- Dry fill standard; pressure range VAC to 15,000 PSI
- Accuracy 2.5% / 2.0% / 1.6% / 1.0% options available
- Cost-effective solution for general purpose and non-critical pressure monitoring
Application
- General purpose pressure monitoring on utilities and non-critical process equipment
- Low-cost instrumentation for temporary or non-critical field applications
- Air, water, and gas service requiring basic pressure indication
- Applications where the service environment does not justify stainless case gauges
PROCESS PRESSURE GAUGE
HIGH ACCURACY / CRITICAL PROCESS SERVICE
Process pressure gauge designed for high-accuracy measurement in demanding industrial applications. Built for durability and environmental protection, it maintains performance under pressure fluctuations and harsh conditions. Ideal for critical process systems requiring consistent and precise readings.
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Highlights
- 4-1/2″ dial; 1/2″ SS304/SS316 lower mount NPT connection
- SS304 movement and SS316L Bourdon tube for process media compatibility
- Phenolic (polypropylene) case with laminated safety glass window for IP66 protection
- Pressure range VAC to 30,000 PSI; accuracy 1.6% / 1.0%
- Dry, glycerin, or silicone fill options available
- IP66 rated for washdown and weather-exposed installations
- Laminated safety glass window for safe operation in overpressure conditions
Application
- Industrial process plant instrumentation requiring large dial, high-accuracy gauges
- High-pressure oil and gas process equipment up to 30,000 PSI
- Outdoor and washdown installations requiring IP66 environmental protection
- Chemical and petrochemical process service requiring SS316L wetted parts
CAPSULE PRESSURE GAUGE
LOW PRESSURE / HIGH SENSITIVITY
Low-pressure gauge designed for applications requiring high sensitivity and accuracy at minimal pressures. Built with a capsule sensing element, it delivers reliable measurement where standard gauges are insufficient. Ideal for low-pressure monitoring in industrial and process environments.
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Highlights
- Capsule sensing element for accurate low-pressure measurement
- Dial sizes 1.5″, 2″, and 2-1/2″; connection sizes 1/8″, 1/4″, 3/8″, and 1/2″ NPT
- Lower mount and center back connection types available
- Mild steel chromed case; brass NPT connection and movement
- Phosphorus bronze Bourdon tube; acrylic window; dry fill
- Pressure range VAC to 15,000 PSI; accuracy 2.5% / 2.0% / 1.6% / 1.0%
- Suited for low-pressure gas and air instrumentation applications
Application
- Low-pressure gas and air service requiring high-sensitivity pressure indication
- Instrument supply pressure monitoring on pneumatic control systems
- HVAC and utilities instrumentation requiring low-pressure capsule gauges
- Applications where Bourdon tube sensitivity is insufficient at low pressure ranges
FORGED X FORGED PRESSURE GAUGE
HEAVY DUTY / HIGH VIBRATION SERVICE
Compact forged pressure gauge designed for rugged service and high-vibration environments. Built with a forged body and connection, it provides superior strength and durability compared to standard designs. Ideal for applications requiring long-term reliability under demanding conditions.
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Highlights
- Forged brass case and ring for superior mechanical strength and vibration resistance
- 2-1/2″ dial; 1/4″ forged brass NPT lower mount connection
- Brass movement; phosphorus bronze Bourdon tube
- Polycarbonate or tempered glass window; glycerin or silicone fill
- Pressure range VAC to 15,000 PSI; accuracy 1.6% / 1.0%
- Compact, rugged design for demanding mechanical service environments
- Forged construction outperforms cast gauges in high-vibration and high-cycle applications
Application
- High-vibration applications on compressors, pumps, and mechanical equipment
- Hydraulic systems requiring a robust, vibration-resistant pressure gauge
- Industrial and oilfield service where forged construction is specified
- Applications requiring superior mechanical durability in a compact gauge format
6,000 PSI NEEDLE VALVE
STANDARD HIGH PRESSURE / GENERAL INSTRUMENTATION
High-pressure needle valve designed for precise flow control and instrument isolation. Built with a self-centering, non-rotating stem, it delivers consistent shutoff and long service life. Ideal for applications requiring reliable throttling and leak-tight performance.
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Highlights
- Maximum working pressure 6,000 PSI (413 bar at 38°C); double bonnet assembly
- Self-centering, non-rotating stem ensures perfect seating and repeatable bubble-tight shutoff
- Connection sizes 1/4″ to 1″ NPT; female x female and male x female configurations
- Body material options: carbon steel, 316SS, 316LSS, 304SS, Monel, Hastelloy, Duplex, Inconel, and more
- NACE MR0175 compliant materials available on request
- PTFE or graphite packing; fire safe and lockable handle options available
- Pressure and temperature rated per chart; anti-tamper option available
Application
- Instrument isolation and throttling on oil and gas production and processing equipment
- Gauge root and instrument isolation service on process piping and vessels
- Sour gas and corrosive service requiring NACE MR0175 compliant materials
- General industrial process instrumentation requiring reliable bubble-tight shutoff
10,000 PSI NEEDLE VALVE
ULTRA HIGH PRESSURE / DEMANDING SERVICE
High-pressure needle valve designed for demanding process and testing applications. Built for elevated pressure operation, it provides dependable shutoff and consistent control. Ideal for systems requiring performance beyond standard pressure ratings.
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Highlights
- Maximum working pressure 10,000 PSI (690 bar at 38°C) for high-pressure service
- Self-centering, non-rotating stem for repeatable bubble-tight shutoff
- Connection sizes 1/4″ to 1″ NPT; female x female and male x female configurations
- Body material options: carbon steel, 316SS, 316LSS, 304SS, Monel, Hastelloy, Duplex, Inconel, and more
- NACE MR0175 compliant materials available on request
- PTFE or graphite packing; fire safe and lockable handle options available
- Also suited for high-pressure testing equipment and test bench applications
Application
- High-pressure instrument isolation on oil and gas production and processing equipment
- High-pressure testing equipment and test bench valve service
- Sour gas and corrosive high-pressure service requiring NACE MR0175 compliant materials
- Applications where 6,000 PSI rated needle valves are insufficient for the service pressure
MINI NEEDLE VALVE
COMPACT DESIGN / TIGHT SPACE APPLICATIONS
Compact needle valve designed for tight-space instrument connections. Built for precise control in confined installations, it provides reliable sealing and easy manual adjustment. Ideal for applications where space limitations require a smaller footprint.
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Highlights
- 1/4″ NPT male x female and female x female end connection configurations
- Compact form factor for tight-space instrument connections
- Maximum working pressure 6,000 PSI soft seat design
- Round thumbwheel handle for easy adjustment in confined installations
- Soft POM seat material for reliable low-torque sealing performance
- Body material: carbon steel or 316SS
- NACE MR0175 compliant materials available on request
Application
- Compact instrument isolation on tight-space process connections
- 1/4″ NPT instrument tubing and gauge connections requiring a mini needle valve
- Oil and gas production and processing instrumentation in space-constrained locations
- Applications requiring a low-profile needle valve with thumbwheel manual adjustment
GAUGE BLEED VALVE
INSTRUMENT ISOLATION / VENT & BLEED CONTROL
Multiport gauge valve designed for pressure isolation, venting, and calibration. Built to allow safe repositioning or removal of instruments without disrupting the system. Ideal for applications requiring controlled pressure release and maintenance access.
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Highlights
- Multiport design allows gauge repositioning without disturbing the main process line
- Blind plug and bleed valve supplied standard with each unit
- Drain valve outlet usable for calibration purposes
- Maximum working pressure 6,000 PSI; 10,000 PSI version available
- Body material: carbon steel or 316SS; NACE MR0175 compliant materials on request
- Available in female x female (FF) and male x female (MF) configurations
- Connection sizes 1/4″ to 1″ NPT; PTFE or graphite packing options
Application
- Applications requiring gauge repositioning without process line shutdown
- Pressure gauge and pressure switch installation on process piping
- Instrument isolation and calibration on oil and gas production and processing equipment
- Corrosive and sour service requiring NACE MR0175 compliant materials
2 VALVE MANIFOLD REMOTE MOUNTING
REMOTE MOUNTING / ISOLATION & VENT CONTROL
Two-valve manifold designed for remote mounting of pressure instruments. Built to reduce installation complexity while providing isolation and venting in a compact assembly. Ideal for applications requiring efficient instrument mounting and system control.
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Highlights
- Integrated isolation and drain valve in one compact body reduces joints and saves space
- Drain valve outlet usable for calibration of pressure gauges, switches, and transmitters
- Maximum working pressure 6,000 PSI; 10,000 PSI version available
- Body material: carbon steel or 316SS; NACE MR0175 compliant materials on request
- Six configuration options: RF1 through RF4, RMF, and RFM for flexible installation
- Connection sizes 3/8″ to 1″ NPT; PTFE or graphite packing options
- Compatible with pressure gauges, pressure switches, and pressure transmitters
Application
- Remote mounting of pressure gauges, switches, and transmitters on process equipment
- Oil and gas production and processing instrumentation requiring compact manifold solutions
- Applications requiring in-service calibration capability without process shutdown
- Installations where minimizing joints and leak paths is a priority
PRESSURE GAUGE SNUBBERS
PULSATION CONTROL / GAUGE PROTECTION
Inline pulsation dampener designed to protect pressure gauges from spikes and vibration. Built to reduce pressure surges and extend instrument life, it ensures stable readings in fluctuating systems. Ideal for applications with pulsation, water hammer, or rapid pressure changes.
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Highlights
- Maximum working pressure 6,000 PSI; maximum working temperature 120°C
- Viton seal for chemical and temperature resistance
- Body material options: 316SS, 316LSS, 304SS, and brass
- Sizes 1/4″ to 1/2″; end connections NPT, BSPP, and BSPT
- Inline installation between process connection and gauge
- Protects gauges from pressure spikes, water hammer, and pulsation damage
- Compatible with a wide range of process fluids and gases
Application
- Gauge protection on reciprocating compressors and pulsating pump discharge lines
- Process piping where pressure spikes or water hammer could damage instrumentation
- Oil and gas production and processing equipment requiring gauge longevity
- Hydraulic and pneumatic systems subject to rapid pressure fluctuations
BI-METAL THERMOMETERS
TEMPERATURE MONITORING / GENERAL INDUSTRIAL USE
Industrial thermometer designed for accurate temperature measurement in demanding environments. Built with a sealed stainless steel construction, it delivers reliable performance and long service life. Ideal for applications requiring consistent temperature monitoring.
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Highlights
- All stainless steel construction, hermetically sealed for long service life
- 1/2″ NPT standard; stem welded directly to connection for leak-free installation
- Anti-parallax dial with recalibration feature for accurate field readings
- Available in back angle, adjustable angle, and bottom outlet configurations
- Dial sizes 2″, 3″, and 5″; temperature ranges available up to 1,000°F
- Glass lens standard; vibration-resistant design
- Accuracy ±1% with fast response for reliable process temperature monitoring
Application
- Process temperature monitoring on oil and gas production and processing equipment
- Pipeline, vessel, and heat exchanger temperature measurement
- Industrial process facilities requiring vibration-resistant thermometers
- Outdoor and field installations requiring hermetically sealed temperature instruments
THERMOWELLS
SENSOR PROTECTION / PROCESS ISOLATION
Protective thermowell designed to isolate temperature sensors from process media. Built to allow sensor removal without system shutdown, it maintains measurement integrity and equipment safety. Ideal for applications requiring durability and serviceability in temperature monitoring systems.
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Highlights
- Available in straight, stepped, tapered, and weld-in shank configurations
- Body materials: brass, carbon steel, 304 stainless, and 316 stainless steel
- Bore sizes 7mm, 8mm, 9mm, and 10mm; stem lengths 4″ and 6″
- Outer female connections in 1/2″, 3/4″, and 1″ sizes
- Compatible with all types of temperature sensors including RTDs and thermocouples
- Full line covers all sizes, connections, and materials for broad process compatibility
- Designed to protect sensors from process pressure, flow, and corrosive media
Application
- Temperature sensor protection on oil and gas production vessels and pipelines
- Process piping and heat exchanger temperature measurement in corrosive service
- High-pressure and high-velocity process applications where direct sensor installation is not suitable
- Industrial process facilities requiring thermowell-protected temperature measurement