5310-00-656-0407
Key Washer
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Official Item Classification
- Name
- Key Washer
- (NSN) National Stock Number
- 5310-00-656-0407
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5310 Nuts and Washers
- (INC) Item Name Code
- 01869
- (FIIG) Federal Item Identification Guide
- A022B0
- Date
- 01/01/1963 (63 years ago)
4.031 inches minimum and 4.061 inches maximum outside diameter, 3.395 inches minimum and 3.425 inches maximum hole diameter, 0.313 inches minimum and 0.353 inches maximum internal prebent key width, 0.298 inches minimum and 0.328 inches maximum external prebent key width, 0.188 inches minimum and 0.250 inches maximum internal prebent key length
Specs & Compatibility
3.395 inches minimum and 3.425 inches maximum
4.031 inches minimum and 4.061 inches maximum
0.188 inches minimum and 0.250 inches maximum
0.298 inches minimum and 0.328 inches maximum
0.313 inches minimum and 0.353 inches maximum
4.625 inches nominal
19
0.072 inches nominal
steel overall
cadmium or zinc or chromate overall
key
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.
0001869
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