5310-00-404-3183
Concave Washer
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Official Item Classification
- Name
- Concave Washer
- (NSN) National Stock Number
- 5310-00-404-3183
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5310 Nuts and Washers
- (INC) Item Name Code
- 15930
- (FIIG) Federal Item Identification Guide
- A022B0
- Date
- 01/20/1972 (54 years ago)
0.214 inches nominal hole diameter, 0.174 inches nominal radius, 0.305 inches minimum and 0.315 inches maximum outside diameter, w/s:f4n aircraft, aircraft, prowler ea-6b; aircraft, intruder a-6e; aircraft, hawkeye e-2c; aircraft, viking s-3b; aircraft, tomcat f-14 end item identification, 0.060 inches nominal material thickness
Specs & Compatibility
0.214 inches nominal
0.174 inches nominal
0.305 inches minimum and 0.315 inches maximum
0.060 inches nominal
w/s:f4n aircraft, aircraft, prowler ea-6b; aircraft, intruder a-6e; aircraft, hawkeye e-2c; aircraft, viking s-3b; aircraft, tomcat f-14
quenched and tempered
steel overall
cadmium and chromate overall
qq-p-416,ty 2,cl 3 fed spec single treatment response overall
concave
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.
0015930