4820-00-580-2587
Safety Relief Valve
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Official Item Classification
- Name
- Safety Relief Valve
- (NSN) National Stock Number
- 4820-00-580-2587
- (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
- 01/01/1963 (63 years ago)
inside spring bonnet type, threaded bonnet attachment method, 0.750 inches 1st end nominal pipe size accommodated, right-hand 1st end thread direction, disk flow control device
Specs & Compatibility
0.750 inches 1st end
right-hand 1st end
disk
inside spring
threaded
spring
559.0 cubic feet per minute
250.0 fahrenheit single response
plain (pipe) 1st end
automatic or manual
threaded external pipe 1st end
valve stem lock shield
300.0 pounds per square inch single response
0.750 inches 1st end
125.0 pounds per square inch
copper alloy body
copper alloy flow control device
copper alloy seat
steel stem
air single response
angle
npt 1st end
Replacement For
| Part Number | Description | |
|---|---|---|
| 4820-00-136-2089 | No Name Available | 04/01/1970 |
| 4820-00-983-2894 | No Name Available | 11/01/1981 |
| 4820-01-091-7086 | No Name Available | 07/01/1984 |
Regulatory Compliance
Precious metal content is unknown
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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