Type A Pressure Relief Valve -- 136*005
from Asahi/America, Inc.

The thermoplastic pressure relief valve protects equipment and systems against overpressures or sudden pressure surges. Able to handle highly corrosive or ultrapure liquids, the relief valve prevents pumps from dead-heading due to unexpected shut-offs downstream (also known as a bypass relief... [See More]

  • Primary Material: PVC (optional feature); Polypropylene (optional feature)
  • Maximum Pressure: 110.00
  • Valve Size: 0.50
  • Connection Description: Threaded (optional feature); BoltFlange (optional feature)
Wide-Range PP Relief Valve, 1/2" NPT(F) -- EW-01350-66
from Cole-Parmer

Valves with connections of 1/4" or 1/2" have a diaphragm made of Viton ® and withstand a maximum inlet pressure of 210 psig. All other valves have a PTFE shaft design and withstand a maximum inlet pressure of 140 psig. The shaft design prevents emergency shutdown with a three-seal system that... [See More]

  • Primary Material: Polypropylene
Pressure Reducing Valve -- V182
from GF Piping Systems

The pressure reducing valves V782, V82 and V182 from GF Piping Systems reduce the pressure within the system to a pre-set value. By using the differential pressure, the pressure reducing valve adjusts itself to the set working pressure. The outlet pressure (working pressure) is not directly related... [See More]

  • Primary Material: PVC; Polypropylene; PVDF; SYGEF Standard, SYGEF Plus
  • Maximum Pressure: 7.00 to 150.00
  • Valve Size: 0.50 to 1.50
  • Controlled Pressure Range: 7.25 to 130.53
Anti-Siphon/Back Pressure Valve -- E90492
from Iwaki America and Walchem, IWAKI America Inc

Walchem diaphragm back pressure valves are used to enhance the performance of chemical feed pumps and systems by providing a constant discharge head pressure. These valves also function as an antisyphon valve. The diaphragm is held against the seat by the internal spring. Back pressure is adjustable... [See More]

  • Primary Material: Polypropylene
  • Maximum Pressure: 150.00
  • Valve Size: 0.50
  • Controlled Pressure Range: 0.00 to 150.00
Series RVD Angle-Pattern Relief Valve -- RVD025EP-PP
from Plast-O-Matic Valves, Inc.

Advantages: Protect systems and equipment from dangerous overpressures. For use as back pressure valve, straight relief, by-pass relief or back pressure regulator. Offer wide range of pressure settings from 5-150 PSI (0.4-10.4 BAR) with sensitive operation. Designed with PTFE guides for non-sticking... [See More]

  • Primary Material: Polypropylene
  • Maximum Pressure: 5.00 to 150.00
  • Valve Size: 0.25
  • Connection Description: Threaded; 1/4" NPT or BSP
Pressure Relief T Valve -- D002501
from Qosina Corp.

Pressure Relief T Valve [See More]

  • Primary Material: StainlessSteel; Polypropylene; PP, SS
  • Media: Air; Water
  • Maximum Pressure: 2.50
SB 10 Series -- SB10B003
from Chemline Plastics Limited

Sensitive and reliable, designed for long life, true union ends [See More]

  • Primary Material: Polypropylene
  • Controlled Pressure Range: 3.00 to 60.00
  • Maximum Pressure: 150.00
  • Connection Description: ButtWeld; 3/8" Spigot Butt
Plastic - Relief Valve
from Industrial Specialties Mfg., Inc.

Color coded caps define preset 316 stainless steel spring [See More]

  • Primary Material: Polypropylene
  • Controlled Pressure Range: 1.00 to 10.00
  • Maximum Pressure: 10.00
  • Connection Description: TubeFitting
1" ACeR Bottom Load Polypropylene 3-Way Actuated Valve -- KZ17FM
from KZValve by KZCO

The KZValve QX Series 3-Way, Side Load, Full Port, Ball Valves (On-On Diverter) are engineered for actuation and designed to work with the KZValve actuators. These reliable valves are proven performers season after season. • 3/4", 1" and 11/2" full port valves. • Ball: 316 stainless steel. [See More]

  • Primary Material: Polypropylene
  • Maximum Pressure: 150.00
  • Valve Size: 1.00
  • Connection Description: Threaded
Manual Relief Valve -- 330
from Smart Products, Incorporated

Low pressure air only, unique push button design bleeds pressure [See More]

  • Primary Material: Polypropylene (optional feature); PVDF (optional feature)
  • Controlled Pressure Range: 5.00 to 20.02
  • Valve Size: 0.80
  • Connection Description: Threaded; TubeFitting; 5/8"
Hardwall Tubing Adapters for NPT Ports -- AC-108
from Western Analytical Products

. Adapt tubing outer diameter (OD) to manifold NPT ports with compression fittings. 1/4 and 1/2 NPT connections. Chemically resistant Polypropylene and Tefzel ®. For secure fluid connections to a manifold, select a fitting based on your tubing outer diameter (OD). Wrap NPT threads 3-4 times and... [See More]

  • Primary Material: Polypropylene