National Item Identification Number
01-368-8071
National Stock Number
Item Name
WASHER,CONCAVE
Federal Supply Class
5310
Description
A washer which is round with a centrally located hole. One bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is recessed to form a curved or spherical contour. See also WASHER (1), CONVEX. Excludes WASHER (1), RECESSED and BEARING, WASHER, THRUST.
Commercial and Government Entity Code (Supplier Data)
19200
Reference Numbers (Part Numbers)
D0D-W-D63546/8
D0D-W-63546/8-23G
D63546/8-23G
12917084
Required Categories
MATERIAL
SURFACE TREATMENT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
HARD
Required Description
STEEL COMP 1010 OR
STEEL COMP 1011 OR
STEEL COMP 1012 OR
STEEL COMP 1013 OR;