National Item Identification Number
National Stock Number
Federal Supply Class
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)
HERLEY INDUSTRIES INC.
DBA D/B/A HERLEY CHICAGO
2250 E. DEVON SUITE 211
Reference Numbers (Part Numbers)
MATERIAL DOCUMENT AND CLASSIFICATION
MIL-S-7720 MIL SPEC 1ST MATERIAL RESPONSE OR
ASTM A582 ASSN STD 2ND MATERIAL RE