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

Safety Relief Valve

Model / MPN: 9523 651 TO 775 PSI | NSN: 4820-01-108-5455
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
4820-01-108-5455
Sold in multiples of
1 EA
DEMIL
NO
Flow Control Device
Disk
Bonnet Type
Inside spring
Bonnet Attachment Method
Threaded
Disk Loading Method
Spring
Renewable Seat Ring Type
Pressed-in
End Application
Ship, ohio class ss (trident)
Valve Operation Method
Automatic
Connection Type
Unthreaded internal tube all ends
Adjustable Pressure Range
+651.0/+775.0 pounds per square inch
Maximum Operating Pressure
3000.0 pounds per square inch single response
Outside Diameter Tube Accommodated
0.500 inches all ends
Material
Copper alloy body
Material
Steel comp 303 flow control device
Material
Steel comp 303 stem
Material
Steel comp 304 seat
Material Specification
Aisi 303 assn standard single material response flow control device
Material Specification
Aisi 303 assn standard single material response stem
Material Specification
Fed standard 66 federal specification single material response seat and aisi 304/sae 3034 assn standard single material response seat
Material Specification
Qq-c-390, alloy d4/d/ federal specification single material response body
Media For Which Designed
Water-oil-gas single response
Furnished Items And Quantity
3 brazing ring and 2 tailpiece
Nondefinitive Specification/std Data
F composition
9523 Series Parts

Pricing and Availability

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9523 651 TO 775 PSI Cross Reference
  • MIL-V-22549
  • 9523 651 T0 775
  • 9523 W/VIT0N PK
  • D49-30UU-03 1/2 IN
  • 9523 651 TO 775 PSI