4820-01-021-8372
Check Valve
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Official Item Classification
- Name
- Check Valve
- (NSN) National Stock Number
- 4820-01-021-8372
- (FSG) Federal Supply Group
- 48 Valves
- (FSC) Federal Supply Classification
- 4820 Nonpowered Valves
- (INC) Item Name Code
- 05487
- (FIIG) Federal Item Identification Guide
- A530B0
- Date
- 05/21/1976 (50 years ago)
3a 1st end thread class, poppet flow control device, right-hand 2nd end thread direction, right-hand 1st end thread direction, 3a 2nd end thread class
Specs & Compatibility
3a 1st end
3a 2nd end
right-hand 1st end
right-hand 2nd end
poppet
spring
flareless 1st end
flareless 2nd end
automatic
threaded external tube 2nd end
threaded external tube 1st end
horizontal
3500.0 pounds per square inch single response
0.750 inches 2nd end
0.875 inches 1st end
12.0 degrees 1st end
12.0 degrees 2nd end
0.500 inches 2nd end
0.625 inches 1st end
temp range 65 to 275 f
aluminum alloy overall
straight thru
unf 1st end
unf 2nd end
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.
0005487
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