Union Pressure Relief Valves Datasheets

Automatic RB® (Relief/Bleed) Valve -- 1600-60
from Terra Universal, Inc.

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]

  • Connection Description: Threaded (optional feature); Union (optional feature)
  • Primary Material: Stainless Steel (optional feature); polymer
  • Valve Size: 0.62 to 1.00
  • Actuation: Electric
Lead Free* Reduced Pressure Zone Assembly -- LF009
from Watts

Series LF009 Lead Free* Reduced Pressure Zone Assemblies prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure. It consists of Lead Free* bronze body construction (1/4 to 2 in.) or Lead Free* FDA approved epoxy coated cast... [See More]

  • Connection Description: Threaded; Union (optional feature)
  • Maximum Pressure: 175.00
  • Valve Size: 0.25 to 3.00
  • Primary Material: Copper
Custom Valves -- CAV
from Check-All Valve Mfg. Co.

The CAV series of valves are not catalog items but rather are custom designed and tailored to meet customer specific connections or valve configurations. If you have a check valve application where our standard catalog items do not quite match what you are looking for, contact our sales department... [See More]

  • Connection Description: Threaded (optional feature); Compression (optional feature); BoltFlange (optional feature); Clamp Flange (optional feature); Union (optional feature); Tube Fitting (optional feature); Butt Weld (optional feature); Socket Weld (optional feature); Face Seal (optional feature)
  • Actuation: Pressure
  • Primary Material: Aluminum; Brass / Bronze; Stainless Steel (optional feature); Steel (optional feature); Exotic Metal; Titanium, Monel
  • Media: Hydraulic; Air; Water; Hot Water; Cold Water  ; Ground Water; Potable Water; Salt Water (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); Steam; Liquids
FD Series Fully Drainable Hygienic Back Pressure Regulator
from Equilibar, LLC.

Precision Back Pressure Regulator for Hygienic Service. For gas, liquid and mixed phase processes. Wide Range of working Pressures and Flows. Rugged 316 stainless steel Bar Stock Design with no Welded Fittings. Hygienic: No Crevices, <32Ra Finish. 3 Piece Low Dead Volume Design. Ports are the... [See More]

  • Connection Description: Compression (optional feature); BoltFlange (optional feature); Clamp Flange (optional feature); Union (optional feature); Tube Fitting (optional feature); Butt Weld (optional feature); Socket Weld (optional feature); Face Seal (optional feature); NPT
  • Maximum Pressure: 0.00 to 150.00
  • Valve Size: 0.50
  • Controlled Pressure Range: 0.00 to 150.00
35 Series High Performance Thermal Plastic Valves
from Sea Tech, Inc.

35 Series products are manufactured in polysulfone and certified to NSF-61, NSF-14, CSA B137.5, ASTM F877, IGC 188-04c and recognized by the Uniform Plumbing Code. [See More]

  • Connection Description: Threaded (optional feature); Union (optional feature); Tube Fitting (optional feature)
  • Maximum Pressure: 100.00 to 250.00
  • Valve Size: 0.25 to 1.00
  • Primary Material: Polysulfone