03A257C8A Recessed Washer
5310-01-304-8739
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Official Item Classification
- Name
- Recessed Washer
- Part Number
- 03A257C8A
- (NSN) National Stock Number
- 5310-01-304-8739
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5310 Nuts and Washers
- (INC) Item Name Code
- 15933
- (FIIG) Federal Item Identification Guide
- A022B0
- Date
- 07/28/1989 (37 years ago)
80.0 degrees minimum and 100.0 degrees maximum recess angle, 0.614 inches minimum and 0.624 inches maximum recess diameter, 0.922 inches minimum and 0.932 inches maximum outside diameter, 0.501 inches minimum and 0.505 inches maximum hole diameter, 0.071 inches minimum and 0.085 inches maximum material thickness
Specs & Compatibility
0.501 inches minimum and 0.505 inches maximum
0.922 inches minimum and 0.932 inches maximum
0.614 inches minimum and 0.624 inches maximum
0.071 inches minimum and 0.085 inches maximum
80.0 degrees minimum and 100.0 degrees maximum
iron alloy 660 or nickel alloy 502 overall
ams 5525 assn std 1st material response or ams 5737 assn std 1st material response or ams 5596 assn std 2nd material response or ams 5597 assn std 2nd material response or ams 5662 assn std 2nd material response overall
aluminum alloy overall
nas 4006 assn std single treatment response overall
recessed
Regulatory Compliance
Item does not contain precious metal.
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.
0015933
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