4820-00-446-2743
Safety Relief Valve
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Official Item Classification
- Name
- Safety Relief Valve
- (NSN) National Stock Number
- 4820-00-446-2743
- (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
- 01/01/1961 (65 years ago)
right-hand 2nd end thread direction, right-hand 1st end thread direction, poppet flow control device, 400.0 fahrenheit 1st response maximum operating temp, spring disk loading method
Specs & Compatibility
right-hand 1st end
right-hand 2nd end
poppet
spring
400.0 fahrenheit 1st response
400.0 fahrenheit 2nd response
plain (pipe) 1st end
plain,optional end(pipe) 2nd end
automatic
threaded external pipe 1st end
pressure tight outlet side
+61.0 to 120.0 pounds per square inch
300.0 pounds per square inch 1st response
300.0 pounds per square inch 2nd response
1.250 inches 1st end
1.250 inches 2nd end
copper alloy body
copper alloy flow control device
copper alloy seat
steel stem
oil 2nd response
steam 1st response
angle
npt 2nd end
npt 1st end
Replacement For
| Part Number | Description | |
|---|---|---|
| 4820-00-625-8741 | No Name Available | 12/01/2008 |
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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