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Safety Relief Valve

Model / MPN: 632B-3-1/4-2 | NSN: 4820-00-163-0226
ITAR Registered seal

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

Product Details
NATO Stock Number
4820-00-163-0226
Sold in multiples of
1 EA
DEMIL
NO
Pipe Size Accommodated
0.250 inches all ends
Thread Direction
Right-hand all ends
Flow Control Device
Poppet
Bonnet Type
Inside screw
Bonnet Attachment Method
Threaded
Disk Loading Method
Spring
Maximum Operating Temp
275.0 degrees fahrenheit single response
Connection Style
G9 plain, optional en (pipe) all ends
Connection Style
Plain, optional en (pipe) all ends
Valve Operation Method
Automatic
Connection Type
Threaded internal pipe all ends
Features Provided
Bonnet packing and pressure tight outlet side
Adjustable Pressure Range
+40.0/+125.0 pounds per square inch
Adjustable Pressure Range
+40.0 to 125.0 pounds per square inch
Maximum Operating Pressure
3100.0 pounds per square inch single response
Thread Size
0.250 inches all ends
Opening Pressure Setting
90.0 pounds per square inch
Material
Copper alloy body
Material
Rubber butadiene-acrylonitrile class nbr seat
Material
Steel comp 316 flow control device
Material Specification
Fedstd66, aisi316/sae30316 federal standard single material response flow control device
Media For Which Designed
Water, fresh 2nd response
Media For Which Designed
Fuel/oil, hydrocarbon 1st response
Style Designator
Angle
Thread Series Designator
Npt all ends
632B3 Series Parts

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632B-3-1/4-2 Cross Reference
  • 632B3 1-4 2