5310-01-396-2878
Concave Washer
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Official Item Classification
- Name
- Concave Washer
- (NSN) National Stock Number
- 5310-01-396-2878
- (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
- 09/16/1994 (32 years ago)
1.205 inches minimum and 1.215 inches maximum outside diameter, 0.840 inches minimum and 0.850 inches maximum hole diameter, 0.240 inches minimum and 0.260 inches maximum material thickness, 0.740 inches minimum and 0.760 inches maximum radius, 40.0 rockwell c minimum and 43.0 rockwell c maximum hardness rating
Specs & Compatibility
0.840 inches minimum and 0.850 inches maximum
0.740 inches minimum and 0.760 inches maximum
1.205 inches minimum and 1.215 inches maximum
0.240 inches minimum and 0.260 inches maximum
40.0 rockwell c minimum and 43.0 rockwell c maximum
steel comp 630 or steel comp 631 overall
ams 5643 assn std single material response or ams 5528 assn std single material response overall
passivate overall
qq-p-35 fed spec single treatment response overall
concave
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.
0015930
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