National Item Identification Number
01-279-2153
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)
15653
ALCOA GLOBAL FASTENERS DE
DBA ALCOA FASTENING SYSTEMS DIV
800 S COLLEGE BLVD
FULLERTON
CA
92831
805-991-1270
75237
ALCOA GLOBAL FASTENERS INC
DBA ALCOA FASTENING SYSTEMS DIV
3020 LOMITA BLVD
TORRANCE
CA
90505
805-991-1270
Reference Numbers (Part Numbers)
K52207P-5
K52207P-5
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
SURFACE TREATMENT
SURFACE TREAT
Required Description
STEEL COMP 8740 OR
STEEL COMP E4340 OVERALL
MIL-S-6049 MIL SPEC 1ST MATERIAL R