4820-00-446-3559
Safety Relief Valve
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Official Item Classification
- Name
- Safety Relief Valve
- (NSN) National Stock Number
- 4820-00-446-3559
- (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)
spring disk loading method, inside screw bonnet type, integral bonnet attachment method, right-hand 1st end thread direction, poppet flow control device
Specs & Compatibility
right-hand 1st end
poppet
inside screw
integral
spring
plain (pipe) 1st end
manual
threaded external pipe 1st end
+2800.0 to 4800.0 pounds per square inch
4800.0 pounds per square inch single response
0.375 inches 1st end
copper alloy body
copper alloy stem
nickel alloy flow control device
nickel alloy seat
air single response
straight thru
npt 1st end
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.
S9C
0005488
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