National Item Identification Number
00-620-8215
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)
80063
14153
56878
18876
Reference Numbers (Part Numbers)
SME389203-87
00648-2
2935-04
67992W428
9033693
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
SURFACE TREATMENT
SURFACE TREAT
Required Description
STEEL OVERALL
ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OR
ASTM A576 ASSN ST