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Worldwide distributor of NSN parts and consumables located in the USA.

Safety Relief Valve

Model / MPN: 3127L-110 | NSN: 4820-00-530-9382
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
4820-00-530-9382
Sold in multiples of
1 EA
DEMIL
NO
Thread Direction
Right-hand all ends
Flow Control Device
Poppet
Bonnet Type
Inside screw
Bonnet Attachment Method
Integral
Disk Loading Method
Spring
Maximum Operating Temp
165.0 degrees fahrenheit single response
Connection Style
G46b plain (pipe) all ends
Connection Style
Plain (pipe) all ends
Valve Operation Method
Automatic
Connection Type
Threaded external pipe all ends
Features Provided
Pressure tight outlet side
Adjustable Pressure Range
+17.0/+600.0 pounds per square inch
Maximum Operating Pressure
450.0 pounds per square inch 1st response
Maximum Operating Pressure
450.0 pounds per square inch 2nd response
Maximum Operating Pressure
450.0 pounds per square inch 3rd response
Maximum Operating Pressure
540.0 pounds per square inch 4th response
Thread Size
0.250 inches all ends
Opening Pressure Setting
95.0 pounds per square inch
Material
Copper alloy
Media For Which Designed
Steam 4th response
Media For Which Designed
Nitrogen, gaseous 1st response
Media For Which Designed
Oxygen, liquid 3rd response
Media For Which Designed
Oxygen, gaseous 2nd response
Style Designator
Straight thru
Thread Series Designator
Npt all ends
3127L Series Parts
Solicitations
Solicitation Description Qty UOM Close Date
SPE7MC19T3403 Valve, Safety Relief 2 EA 12/17/2018

Pricing and Availability

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3127L-110 Cross Reference
  • 3127L-100
  • PRV9432F100
  • B9422N-100
  • B9432N