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Safety Relief Valve

Model / MPN: 1479-1/2IN MPT5 | NSN: 4820-00-287-2969
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
4820-00-287-2969
Sold in multiples of
1 EA
DEMIL
NO
Thread Direction
Right-hand all ends
Flow Control Device
Disk
Disk Loading Method
Spring
Maximum Operating Temp
406.0 degrees fahrenheit single response
Connection Style
G46b plain (pipe) 1st end
Connection Style
G9 plain, optional en (pipe) 2nd end
Connection Style
Plain (pipe) 1st end
Connection Style
Plain, optional en (pipe) 2nd end
Valve Operation Method
Automatic
Connection Type
Threaded external pipe 1st end
Connection Type
Threaded internal pipe 2nd end
Features Provided
Valve stem lock shield
Adjustable Pressure Range
+31.0/+50.0 pounds per square inch
Maximum Operating Pressure
300.0 pounds per square inch single response
Thread Size
0.500 inches all ends
Material
Copper alloy flow control device
Material
Copper alloy seat
Material
Copper alloy body
Material
Steel stem
Media For Which Designed
Steam 3rd response
Media For Which Designed
Air 1st response
Media For Which Designed
Gas, natural 2nd response
Style Designator
Angle
Thread Series Designator
Npt all ends
Solicitations
Solicitation Description Qty UOM Close Date
SPE7M118T6596 Valve, Safety Relief 2 EA 01/08/2018
SPE7M118T105G Valve, Safety Relief 4 EA 03/19/2018

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1479-1/2IN MPT5 Cross Reference
  • 1471-1-2
  • 193477
  • 93477
  • 1542DRL1-2
  • 10400PC73
  • 10402PC73
  • 10409PC73
  • 11400PC73
  • 11402PC73
  • 11409PC73
  • 9700PC73
  • 9702PC73
  • 9709PC73
  • 9900PC74
  • 9902PC74
  • 9909PC74
  • 90G52
  • 10400PC73
  • 10402PC73
  • 10409PC73
  • 11400PC73
  • 11402PC73
  • 11409PC73
  • 90G52
  • 9702PC73
  • 9709PC73
  • 9900PC74
  • 9902PC74
  • 9909PC74
  • 9700PC73