National Item Identification Number
01-256-8399
012568399
5365-01-256-8399
5365012568399
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)
26512
Reference Numbers (Part Numbers)
123LM40083-601
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
OVERALL LENGTH
THE MANUFACTURER
Required Description
ALUMINUM ALLOY 7075
QQ-A-200/11,T73511 FED SPEC SINGLE MATERIAL RESPONSE
2.812