4820-01-237-8321
Safety Relief Valve
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Official Item Classification
- Name
- Safety Relief Valve
- (NSN) National Stock Number
- 4820-01-237-8321
- (FSG) Federal Supply Group
- 48 Valves
- (FSC) Federal Supply Classification
- 4820 Nonpowered Valves
- (INC) Item Name Code
- 05488
- (FIIG) Federal Item Identification Guide
- A046B0
- Date
- 08/06/1986 (40 years ago)
406.0 fahrenheit 2nd response maximum operating temp, disk flow control device, plain (pipe) 1st end connection style, right-hand all ends thread direction, -75.0 fahrenheit 1st response maximum operating temp
Specs & Compatibility
right-hand all ends
disk
-75.0 fahrenheit 1st response
406.0 fahrenheit 2nd response
plain (pipe) 1st end
plain,optional end(pipe) 2nd end
automatic
threaded external pipe 1st end
threaded internal pipe 2nd end
300.0 pounds per square inch single response
0.500 inches 1st end
1.000 inches 2nd end
copper alloy body
copper alloy flow control device
air 1st response
gas, inert 2nd response
steam 3rd response
angle
npt all ends
Regulatory Compliance
Item does not contain precious metal.
The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
0005488
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| Part Number | Description |
|---|---|
| 1471-214675-1/2IN100T135RG | Safety Relief Valve |
| 2471-214675-1/2IN100T135PSI | Safety Relief Valve |