4820-01-321-2542
Check Valve
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Official Item Classification
- Name
- Check Valve
- (NSN) National Stock Number
- 4820-01-321-2542
- (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
- 06/14/1990 (36 years ago)
4820-01-321-2542, check valve
Regulatory Compliance
Item does not contain precious metal.
The item is a non-aviation critical safety item (csi) whose failure will result in serious damage to equipment or serious injury or death to personnel.
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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| Part Number | Description |
|---|---|
| NS-4139 ASSY BC | Check Valve |
| NS-4139 ASSY BCL1 | Check Valve |