5310-01-239-3551
Flat Washer
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Official Item Classification
- Name
- Flat Washer
- (NSN) National Stock Number
- 5310-01-239-3551
- (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
- 08/28/1986 (40 years ago)
rectangular cross-sectional shape style, 0.100 inches minimum and 0.105 inches maximum hole diameter, 0.020 inches nominal thickness, round center hole shape style, round peripheral shape style
Specs & Compatibility
rectangular
0.100 inches minimum and 0.105 inches maximum
round
round
0.020 inches nominal
0.530 inches minimum and 0.540 inches maximum
steel comp 321 or steel comp 301 or steel comp 302 or steel comp 316 or steel comp 303 overall
ams 5510 assn std 1st material response or mil-s-5059 mil spec 2nd material response or mil-s-5059 mil spec 3rd material response or mil-s-5059 mil spec 4th material response or astm a582 assn std 5th material response overall
passivate overall
qq-p-35,ty 1 fed spec single treatment 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
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|---|---|
| S8157N360-020P | Flat Washer |
| S815N360-020P | Flat Washer |