National Item Identification Number
01-156-3757
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)
76301
Reference Numbers (Part Numbers)
74A550696-2011
74A550696-2011
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
STYLE DESIGNATOR
HOLE DIAMETER;
Required Description
IRON ALLOY 660 OVERALL
AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
35 C