4820-01-021-4618
Stop-Check Valve
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Official Item Classification
- Name
- Stop-Check Valve
- (NSN) National Stock Number
- 4820-01-021-4618
- (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
- 05/17/1976 (50 years ago)
manual valve operation method, outside screw-yoke bonnet type, disk flow control device, 4 all ends bolt hole quantity, bolted bonnet attachment method
Specs & Compatibility
disk
outside screw-yoke
bolted
4 all ends
manual
round with holes all ends
flange all ends
vertical
bonnet packing
1500.0 pounds per square inch single response
7.000 inches all ends
1.250 inches all ends
6.000 inches
1.125 inches all ends
6.000 inches
4.875 inches all ends
raised straight all ends
0.250 inches all ends
2.875 inches all ends
nickel alloy flow control device
nickel alloy seat
nickel alloy stem
nickel alloy body
qq-n-288, comp e fed spec single material response body
angle
81349-dod-v-24675 government specification
viii type
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.
0005486
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