4820-01-004-8034
Check Valve
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Official Item Classification
- Name
- Check Valve
- (NSN) National Stock Number
- 4820-01-004-8034
- (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
- 06/15/1975 (51 years ago)
right-hand 1st end thread direction, 3b 2nd end thread class, poppet flow control device, right-hand 2nd end thread direction, 3a 1st end thread class
Specs & Compatibility
3a 1st end
3b 2nd end
right-hand 1st end
right-hand 2nd end
poppet
spring
350.0 fahrenheit single response
flared (tube) 1st end
gasket seal (boss) 2nd end
automatic
threaded external tube 1st end
threaded internal boss 2nd end
vertical
400.0 pounds per square inch single response
0.437 inches 1st end
0.437 inches 2nd end
45.0 degrees 1st end
rated flow 1.3 gpm
aluminum alloy 6061 body
aluminum alloy 6061 seat
steel comp 303 flow control device
qq-a-225/8,alloy 6061,t651 fed spec single material response body
qq-a-225/8,alloy 6061,t651 fed spec single material response seat
qq-s-764,comp 303-canceled fed spec single material response flow control device
air 1st response
fuel/oil, hydrocarbon 2nd response
anodize
straight thru
unjf 2nd end
unjf 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.
0005487
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