4820-00-032-4763
Check Valve
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Official Item Classification
- Name
- Check Valve
- (NSN) National Stock Number
- 4820-00-032-4763
- (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
- 11/01/1972 (53 years ago)
3a 2nd end thread class, right-hand 1st end thread direction, poppet flow control device, 3a 1st end thread class, right-hand 2nd end thread direction
Specs & Compatibility
3a 1st end
3a 2nd end
right-hand 1st end
right-hand 2nd end
poppet
275.0 fahrenheit single response
ah-1w advance attack helicopter
flared (tube) 1st end
flareless 2nd end
automatic
threaded external tube 2nd end
threaded external tube 1st end
horizontal or vertical
20 2nd end
20 1st end
3000.0 pounds per square inch single response
0.437 inches 1st end
0.548 inches 2nd end
12.0 degrees 2nd end
37.0 degrees 1st end
feat
0.250 inches 2nd end
0.250 inches 1st end
weapon system essential
aluminum alloy seat
aluminum alloy body
steel flow control device
mil-s-7720,comp 303s mil spec single material response flow control device
qq-a-200/3, alloy 2024, t4 fed spec single material response body
qq-a-225/6,alloy2024,t351 fed spec single material response packing
hydraulic fluid, petroleum base single response
straight thru
unf 1st end
unjf 2nd end
Regulatory Compliance
Item does not contain precious metal.
The item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restrictions 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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