4820-00-045-5557
Relief Valve
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Official Item Classification
- Name
- Relief Valve
- (NSN) National Stock Number
- 4820-00-045-5557
- (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
- 05/13/1967 (59 years ago)
zzzy criticality code justification, quality control iaw navshipe 0948-045-7010 material identification and control instruction for subsafe item; also requires special cleaning and packaging for oxygen and nitrogen service reference number differentiating characteristics
Specs & Compatibility
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quality control iaw navshipe 0948-045-7010 material identification and control instruction for subsafe item; also requires special cleaning and packaging for oxygen and nitrogen service
Regulatory Compliance
Precious metal content is unknown
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.
1652789
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