4820-01-129-5561
Safety Relief Valve
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Official Item Classification
- Name
- Safety Relief Valve
- (NSN) National Stock Number
- 4820-01-129-5561
- (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
- 04/08/1982 (44 years ago)
spring disk loading method, bolted bonnet attachment method, stem flow control device, inside spring bonnet type, 6 all ends bolt hole quantity
Specs & Compatibility
stem
inside spring
bolted
spring
6 all ends
425.0 fahrenheit single response
automatic
round with holes all ends
flange all ends
2.500 inches
+56.0 to 65.0 pounds per square inch
150.0 pounds per square inch single response
0.500 inches all ends
5.500 inches
0.562 inches all ends
5.500 inches
5.000 inches all ends
plain 1st end
recessed straight 2nd end
2.710 inches 2nd end
nickel alloy stem
oil 1st response
water, fresh 2nd response
angle flanged 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
Related Hardware Products
| Part Number | Description |
|---|---|
| 9666-007-91M | Safety Relief Valve |