National Item Identification Number
01-289-6933
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)
C4293
R1120
73197
Reference Numbers (Part Numbers)
HL382-12PBW
HL382-12PBW
HL382-12PBW
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
SURFACE TREATMENT
SURFACE TREAT
Required Description
STEEL COMP 630 OR
STEEL COMP 631 OR
STEEL COMP 632 OVERALL
AMS 5643 ASSN STD
