4820-01-261-7934
Safety Relief Valve
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Official Item Classification
- Name
- Safety Relief Valve
- (NSN) National Stock Number
- 4820-01-261-7934
- (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
- 08/19/1987 (39 years ago)
spring disk loading method, left-hand all ends thread direction, integral bonnet attachment method, needle flow control device, inside spring bonnet type
Specs & Compatibility
left-hand all ends
needle
inside spring
integral
spring
300.0 fahrenheit single response
plain (pipe) 1st end
plain,optional end(pipe) 2nd end
automatic
threaded external pipe 1st end
threaded internal pipe 2nd end
0.500 inches
+1.0 to 300.0 pounds per square inch
150.0 pounds per square inch single response
0.500 inches 1st end
0.750 inches 2nd end
1.062 inches
2.500 inches
copper alloy overall
air 1st response
gas, natural 2nd response
angle flanged ends
npt 1st end
nptf 2nd end
1 lever
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
Related Hardware Products
| Part Number | Description |
|---|---|
| 1-2IN. FIG.87 A | Safety Relief Valve |
| C3515-4 ASSY.FIG.87 | Safety Relief Valve |