Air Pressure Relief Valves Datasheets

07 series manually controlled standard regulator, 90 scfm; w/o gauge [See More]

• Media: Air; CompressedAir 
• Maximum Pressure: 125.00 psi

• Valve Size: 0.50 inch
• Controlled Pressure Range: 2.00 to 125.00 psi

NITRA pneumatic manual shut-off pressure relief valve, 1/8 inch NPT female ports, lock-out (lock included), and mounting bracket. Modular design enables easy field assembly with NITRA pneumatic AF-21 series filters, AR-21 series regulators, AL-21 series lubricators and AFR-21 series... [See More]

• Media: Air; CompressedAir 
• Maximum Pressure: 20.00 to 115.00 psi

• Valve Size: 0.12 inch
• Connection Description: Threaded; 1/8" NPT 

Beswick Miniature Back pressure Regulator (BPR) is a normally closed valve that senses and responds to changes in upstream pressure. Like a relief valve, it will open to vent excess pressures from the outlet port, when upstream pressure rises above the cracking pressure. Cracking pressure is... [See More]

• Media: Hydraulic; Air; Breathable; CompressedAir; Water; HotWater; ColdWater  ; GroundWater; PotableWater; Wastewater; Gas; Gasoline or Diesel Fuel; HighPurity; LP Gas; NaturalGas 
• Maximum Pressure: 0.00 to 500.00 psi

• Valve Size: 0.00 to 0.06 inch
• Controlled Pressure Range: 10.00 to 450.00 psi

In the mid-1940s, a new relief valve actuated with a pilot rather than a spring set a new standard for pressure control. The valve, manufactured over the years by companies like Garrett, USI, Axelson, and NUFLO, is now manufactured and sold by Cameron's Measurement Systems division. The NuFlo... [See More]

• Media: Air; CompressedAir; Gas 
• Maximum Pressure: 6000.00 psi

• Valve Size: 1.00 to 8.00 inch
• Connection Description: BoltFlange 

This safety valve is used to protect hydraulic circuits from unexpected pressure increases. Applications include disconnected pallet fixtures, where the temperature of a closed system could increase and cause hydraulic pressure to exceed acceptable operating limits. Poppet-type valve, directly... [See More]

• Media: Hydraulic; Air; CompressedAir 
• Maximum Pressure: 7500.00 psi

• Valve Size: 0.25 to 0.50 inch
• Connection Description: Threaded; 1/4" to 1/2" BSPP 

The Bushing Valve is a check valve with a standard bushing housing. The valve is adaptable to many types of service applications. It has very little restriction and produces a low pressure drop. It can be used quite effectively in systems where flow and pressure drop are critical by the use of a... [See More]

• Media: Hydraulic; Air; Water; HotWater; ColdWater  ; GroundWater; PotableWater; SaltWater (optional feature); Gas; Gasoline or Diesel Fuel (optional feature); HighPurity (optional feature); LP Gas (optional feature); NaturalGas (optional feature); SourGas (optional feature); SpecialtyCorrosive (optional feature); Steam; Liquids 
• Maximum Pressure: 3000.00 psi

• Valve Size: 0.50 inch
• Connection Description: Threaded; FaceSeal (optional feature); 3/8 NPT 

The 1/4" to 3/4" relief valves are suitable for pressure settings up to 100 PSI. Higher pressure settings are possible by changing the spring. The 1" relief valve is suitable for pressure settings up to 200 PSI. [See More]

• Media: Air; CompressedAir 
• Controlled Pressure Range: 100.00 psi

• Valve Size: 0.25 inch
• Connection Description: Threaded; 1/4" NPT 

Regulator, #10-32 Ports, #10-32 [See More]

• Media: Air; CompressedAir 
• Maximum Pressure: 150.00 psi

• Valve Size: 0.19 inch
• Controlled Pressure Range: 0.00 to 100.00 psi

The valves are intended for installation in pipelines in accordance with the EC guideline 97/23/EC concerning pressure devices. The type of medium (chemical, abrasive, and corrosive effect) agreed with the order and the limit values of medium pressure and temperature according to the data sheet must... [See More]

• Media: Hydraulic; Air; CompressedAir; Water; Gas; Gasoline or Diesel Fuel; HighPurity; LP Gas; NaturalGas 
• Maximum Pressure: 0.00 to 600.00 psi

• Valve Size: 0.59 inch
• Controlled Pressure Range: 75.00 to 600.00 psi

Air Release Valves function to release air pockets that collect at each high point of a fully pressured pipeline. Air Release Valves can open against internal pressure, because the internal lever mechanism multiplies the float force to be greater than the internal pressure. This greater force opens... [See More]

• Media: Air; CompressedAir 
• Maximum Pressure: 0.00 to 300.00 psi

• Valve Size: 0.50 to 4.00 inch
• Connection Description: Threaded; 2" NPT 

Up to 6000psig (413bar). Up to 204 ℃ (400 ℉). SS316. Cracking pressure 50 to 6000psing (3.4 to 413bar). DK-LOK OD 1/4 - 1/2 inch. Pipe thread 1/4 - 1/2 inch [See More]

• Media: Air; Water 
• Maximum Pressure: 3000.00 psi

• Valve Size: 0.19 inch
• Controlled Pressure Range: 0.00 to 3000.00 psi

Enerpac's line of directional air valves and accessories complete your workholding system. Used to control air operated hydraulic units, they increase your productivity and efficiency. VA-series directional air valves provide either manual or electric control to air operated hydraulic units. [See More]

• Media: Air 
• Maximum Pressure: 150.00 psi

• Valve Size: 0.38 inch
• Connection Description: Threaded; 3/8" - 18NPT 

Features. Support for gases and liquids. Hydraulically operated. Replaceable seat and packings. Hydraulic Control Pressure of 1000 - 1500 psi. Hydraulic Control Ports are ¼ NPT. Options. Stainless steel valves for water service. Custom design ava [See More]

• Media: Air; Water; Gas 
• Connection Description: Threaded; Inlet: 12H, Release Port: ¼ NPT 

• Maximum Pressure: 200000.00 psi
• Primary Material: StainlessSteel 

These valves were originally developed in response to the need for accurate regulation of high pressure at low flow without the "chatter" often encountered with valves of this size. They are differential area poppet design with a high ratio between seal and seat area for smooth control,... [See More]

• Media: Air; Water 
• Maximum Pressure: 3000.00 psi

• Valve Size: 0.25 inch
• Connection Description: Threaded; 1/4" NPT 

The V72G Series Air Pressure Relief Valves are designed for use as a single in-line unit or as part of Norgren's Excelon ® modular compressed air preparation supply system. A pressure relief valve is uses to protect pneumatic equipment from over pressure by retarding excessive pressure build... [See More]

• Media: Air; CompressedAir 
• Maximum Pressure: 300.00 psi

• Valve Size: 0.25 to 0.75 inch
• Connection Description: Threaded; 1/4" to 3/4" NPT 

Compact, sensitive diaphragm-type relief valve, lightweight aluminum construction. [See More]

• Media: Air 
• Maximum Pressure: 300.00 psi

• Valve Size: 0.25 inch
• Controlled Pressure Range: 0.00 to 100.00 psi

The Type SRH High Capacity Safety Relief Valves are designed and constructed to meet the requirements of Section VIII ASME Boiler and Pressure Vessel Code and ANSI/ASHRAE 15 Code requirements and bear the ASME Code Symbol (UV). Employing proven principles of design, these Safety Relief Valves are... [See More]

• Media: Air; Water; HotWater; ColdWater  ; Gas; Steam 
• Connection Description: Threaded 

• Valve Size: 1.25 inch
• Primary Material: BrassBronze 

Pressure Relief T Valve [See More]

• Media: Air; Water 

• Primary Material: StainlessSteel; Polypropylene 

The pressure regulators consist of a valve, actuator and. attached pilot valve. The differential pressure across the. regulator is used as auxiliary energy to operate the valve. To. open the regulator, this pressure must be at least as high as the. minimum differential pressure deltapmin. The pilot... [See More]

• Media: Air; Water; HotWater; ColdWater  ; Gas 
• Maximum Pressure: 232.06 to 580.15 psi

• Valve Size: 2.56 to 9.84 inch
• Controlled Pressure Range: 14.50 to 159.54 psi

Swagelok bleed valves can be used on instrumentation devices such as multivalve manifolds or gauge valves to vent signal line pressure to atmosphere before removal of an instrument or to assist in calibration of control devices. Compact for convenient installation. Male NPT and SAE end connections. [See More]

• Media: Air; CompressedAir; Gas 
• Maximum Pressure: 7920.00 to 10000.00 psi

• Valve Size: 0.25 inch
• Connection Description: Threaded; 1/4 in. MNPT 

Continuously bleeds off excess internal gas to maintain a safe positive pressure inside glove boxes. Variable release mechanism automatically discharges any sudden surge of incoming gas. Protects against accidental negative pressure by functioning as a check valve. Extends life of doors and gaskets. [See More]

• Media: Air; Breathable; CompressedAir 
• Connection Description: Threaded (optional feature); Union (optional feature) 

• Valve Size: 0.62 to 1.00 inch
• Primary Material: StainlessSteel (optional feature); polymer 

TESCOM ™ Uranus single-stage pressure reducing regulator is designed for high pressure, high flow applications and offers relief valve. Ideal for use in large diesel engines with compressed air, for example ship engines. [See More]

• Media: Air; CompressedAir; Gas 
• Maximum Pressure: 3600.00 psi

• Valve Size: 1.12 inch
• Controlled Pressure Range: 0.00 to 580.15 psi

Series Figure 41 Steam Safety Relief Valves are ASME section VIII valves used for over-pressure protection of unfired pressure vessels, steam pressure reducing valve stations, and other steam service equipment with operating pressures from 5 to 250psi (.34 to 17.2 bar). Series Figure 41 is a high... [See More]

• Media: Air; Gas 
• Maximum Pressure: 250.00 psi

• Valve Size: 0.50 to 6.00 inch
• Controlled Pressure Range: 5.00 to 250.00 psi