5310-01-126-4753
Flat Washer
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Official Item Classification
- Name
- Flat Washer
- (NSN) National Stock Number
- 5310-01-126-4753
- (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
- 02/11/1982 (44 years ago)
0.067 inches minimum and 0.070 inches maximum thickness, round peripheral shape style, 0.675 inches minimum and 0.685 inches maximum hole diameter, round center hole shape style, rectangular cross-sectional shape style
Specs & Compatibility
rectangular
0.675 inches minimum and 0.685 inches maximum
round
round
0.067 inches minimum and 0.070 inches maximum
0.980 inches minimum and 1.000 inches maximum
34.0 rockwell c minimum and 38.0 rockwell c maximum
125.0 microinches bottom
125.0 microinches top
steel comp 4140 or steel comp e4340 overall
mil-s-5626 mil spec 1st material response or mil-s-5000 mil 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.
0013393