4820-01-407-9309
Check Valve
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Official Item Classification
- Name
- Check Valve
- (NSN) National Stock Number
- 4820-01-407-9309
- (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
- 02/07/1995 (31 years ago)
plain, optional end (pipe) all ends connection style, disk flow control device, right-hand all ends thread direction, spring disk loading method, automatic valve operation method
Specs & Compatibility
right-hand all ends
disk
spring
plain, optional end (pipe) all ends
automatic
threaded internal pipe all ends
vertical
125.0 pounds per square inch 1st response
200.0 pounds per square inch 2nd response
1.500 inches all ends
conforms to mss sp-80;o/a lg 3.580 in.
copper alloy body
astm b62 alloy 836 assn std single material response body
steam 1st response
water-oil-gas 2nd response
straight thru
npt all 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.
0005487
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