National Item Identification Number
01-439-5181
National Stock Number
Item Name
WASHER,RECESSED
Federal Supply Class
5310
Description
A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes WASHER, CONCAVE, RETAINER, PACKING, and thrust type washers. See also SPACER, SLEEVE; and SPACER, STEPPED.
Commercial and Government Entity Code (Supplier Data)
083V3
THE RAFU SHIMPO
DBA RAFU SHIMPO THE
259 S LOS ANGELES ST
LOS ANGELES
CA
90012
213-629-2231
083V0
GLOBAL ASSOCIATES LTD
SIGNAL PROCESSING SYSTEMS
13112 EVENING CREEK DR S
SAN DIEGO
CA
92128
619-679-6000
Reference Numbers (Part Numbers)
PL600371 ITEM 204
PL600371-204
60093101
60093101
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
SURFACE TREATMENT
SURFACE TREAT
Required Description
ALUMINUM ALLOY 6061 OVERALL
QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE OVERAL