4820-01-260-6973
Stop-Check Valve
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Official Item Classification
- Name
- Stop-Check Valve
- (NSN) National Stock Number
- 4820-01-260-6973
- (FSG) Federal Supply Group
- 48 Valves
- (FSC) Federal Supply Classification
- 4820 Nonpowered Valves
- (INC) Item Name Code
- 05486
- (FIIG) Federal Item Identification Guide
- A530B0
- Date
- 08/04/1987 (39 years ago)
disk flow control device, bolted bonnet attachment method, outside screw-yoke bonnet type, manual valve operation method, 4 all ends bolt hole quantity
Specs & Compatibility
disk
outside screw-yoke
bolted
4 all ends
manual
round with holes all ends
flange all ends
horizontal
2.500 inches
150.0 pounds per square inch single response
7.000 inches all ends
8.000 inches
0.562 inches all ends
0.750 inches all ends
5.500 inches all ends
plain all ends
material copper alloy 865
copper alloy 836 or copper alloy 922 flow control device
copper alloy stem
astm b147 alloy 8a assn std single material response stem
astm b62 assn std 1st material response or astm b61 assn std 2nd material response flow control device
steam 1st response
water-oil-gas 2nd response
straight thru flanged ends
this item has been reviewed for asbestos material. the current approved sources 30263 have indicated their part number contained asbestos prior to 1984. they continue to manufacture the same part number without asbestos material after 1984
1 handwheel
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.
0005486
Related Hardware Products
| Part Number | Description |
|---|---|
| B-1221-A 2.50IN | Stop-Check Valve |