4820-01-154-3729
Back Valve Assembly
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Official Item Classification
- Name
- Back Valve Assembly
- (NSN) National Stock Number
- 4820-01-154-3729
- (FSG) Federal Supply Group
- 48 Valves
- (FSC) Federal Supply Classification
- 4820 Nonpowered Valves
- (INC) Item Name Code
- 77777
- (FIIG) Federal Item Identification Guide
- A23900
- Date
- 05/24/1983 (43 years ago)
quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 items reference number differentiating characteristics, zzzy criticality code justification
Specs & Compatibility
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quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 items
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.
1649559
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