National Item Identification Number
00-009-8541
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)
Reference Numbers (Part Numbers)
F310986
Required Categories
MATERIAL
SURFACE TREATMENT
COLOR
STYLE DESIGNATOR
HOLE DIAMETER
OUTSIDE DIA
Required Description
ALUMINUM ALLOY OVERALL
PAINT OVERALL
YELLOW OVERALL
26 RECESSED
0.995 INCHES