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Safety Relief Valve

Model / MPN: 76912-3 | NSN: 4820-01-008-8576
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
4820-01-008-8576
Sold in multiples of
DEMIL
NO
Thread Class
3b 2nd end
Thread Class
3b 1st end
Thread Direction
Right-hand 2nd end
Thread Direction
Right-hand 1st end
Flow Control Device
Poppet
Bonnet Type
Inside spring
Bonnet Attachment Method
Threaded
Disk Loading Method
Spring
Valve Discharge Flow Rate
10.0 gallons per minute
Maximum Operating Temp
160.0 degrees fahrenheit single response
Connection Style
G4 gasket sea (boss) 1st end
Connection Style
G4 gasket sea (boss) 2nd end
Valve Operation Method
Automatic
Connection Type
Threaded internal boss 1st end
Connection Type
Threaded internal boss 2nd end
Adjustable Pressure Range
+10.0/+200.0 pounds per square inch
Maximum Operating Pressure
200.0 pounds per square inch single response
Thread Size
0.375 inches 2nd end
Thread Size
0.500 inches 1st end
Outside Diameter Tube Accommodated
0.375 inches 2nd end
Outside Diameter Tube Accommodated
0.500 inches 1st end
Material
Aluminum alloy 356.0 body
Material
Aluminum alloy 356.0 seat
Material Specification
Qq-a-601, t6 federal specification single material response body
Material Specification
Qq-a-601, t6 federal specification single material response seat
Media For Which Designed
Nitrogen, gaseous single response
Surface Treatment
Anodize
Thread Series Designator
Unjf 2nd end
Thread Series Designator
Unjf 1st end
76912 Series Parts

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76912-3 Cross Reference
  • S65-0-2191-22