National Item Identification Number
01-112-7947
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)
94259
WESTINGHOUSE ELECTRIC CORP
BETTIS ATOMIC POWER LABORATORY
814 PITTSBURGH MCKEESPORT BLVD
79
WEST MIFFLIN
PA
15122
412-476-5090
Reference Numbers (Part Numbers)
935F432 PIECE 30
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
STYLE DESIGNATOR
HOLE DIAMETER;
Required Description
NICKEL ALLOY 400 OR
NICKEL ALLOY UNS N10001 OVERALL
ASTM B164 ASSN STD ALL MAT