National Item Identification Number
01-381-4952
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)
55822
GST INDUSTRIES INC
UNIT 109
5456 EAST MCDOWELL ROAD
MESA
AZ
85215
480-324-0840
Reference Numbers (Part Numbers)
02-2511
Required Categories
MATERIAL
SURFACE TREATMENT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
STYL
Required Description
STEEL COMP 630 OVERALL
PASSIVATE OVERALL
MIL-S-5002 MIL SPEC SINGLE TREATMENT