5310-01-213-4191
Flat Washer
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Official Item Classification
- Name
- Flat Washer
- (NSN) National Stock Number
- 5310-01-213-4191
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5310 Nuts and Washers
- (INC) Item Name Code
- 13393
- (FIIG) Federal Item Identification Guide
- A022B0
- Date
- 07/26/1985 (41 years ago)
round center hole shape style, 0.147 inches nominal hole diameter, rectangular cross-sectional shape style, round peripheral shape style, 0.028 inches nominal thickness
Specs & Compatibility
rectangular
0.147 inches nominal
round
round
0.028 inches nominal
0.310 inches nominal
casehardened
copper alloy 270 or copper alloy 268 overall
qq-w-321 fed spec 1st material response or qq-b-626 1/2 hard fed spec 2nd material response overall
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.
S9I
0013393
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