National Item Identification Number
01-072-4479
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)
19207
Reference Numbers (Part Numbers)
12274786
Required Categories
MATERIAL
STYLE DESIGNATOR
HOLE DIAMETER
OUTSIDE DIAMETER
OVERALL HEIGHT
REC
Required Description
PLASTIC POLYHEXAMETHYLENE ADIPAMIDE OVERALL
16 RECESS
2.0000 INCHES NOMINAL
3
