National Item Identification Number
01-290-7437
012907437
5365-01-290-7437
5365012907437
National Stock Number
Item Name
SPACER,STEPPED
Federal Supply Class
5365
Description
A tubular shaped item with a round or hexagon peripheral shape having two flat bearing surfaces perpendicular to the axis of the centrally located hole. It is designed to maintain a predetermined distance between assembled parts. The item may be with or without flange(s) of any peripheral shape. The length must exceed 25 percent of the outside diameter or distance across peripheral flats. (When the length, outside diameter, and/or distance across peripheral flats are designated as a tolerance, the maximum dimension will be used to determine compliance.) It must have one or more internal steps (counterbores) and/or external steps on either or both bearing surfaces. Excludes SPACER, OPTICAL ELEMENT. See also WASHER, RECESSED and WASHER, SHOULDERED AND RECESSED.
Commercial and Government Entity Code (Supplier Data)
25567
25567
Reference Numbers (Part Numbers)
31185-00815990
31185008
Required Categories
Required Description