3120-00-661-3206 BEARING,WASHER,THRUST Index 3120-00-661-3220 BEARING,WASHER,THRUST

National Stock Number:
3120-00-661-3213

Federal Supply Class:
3120

National Item Identification Number:
006613213

Description:
BEARING,WASHER,THRUST

Detail:
An item of any peripheral shape usually having one flat or spherical surface and a centrally located hole. It is designed for applications involving moving (kinetic) loads. Except for items fabricated from bearing quality synthetic (plastic) or composed of multilayer material, one bearing surface must either have a specific surface finish designation of 32 microinch (0.8 micrometre) or less, arithmetical average (aa) (arithmetic mean deviation) or one of the following conditions: be lapped or ground; have visible or detectable means of lubrication; grooves, indentations; or self-lubrication. The thickness must not exceed 25 percent of the outside diameter of the shortest distance between peripheral flats (when thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance). Excludes straight, tubular (without flange) items having a bearing surface(s) parallel to the axis of the bore only. See also WASHER, FLAT and SPACER, SLEEVE.


Manufacturer Information:
519223124617GENERAL MOTORS CORP
519223172582ROLLS-ROYCE SOLUTIONS AMERICA INC
51922317X677GENERAL MOTORS LLC


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CORNER SHAPESQUARE ALL CORNERS
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
DIAMETER1.6290 INCHES MINIMUM AND 1.6330 INCHES MAXIMUM
LUBRICATION FEATUREGROOVE FLAT BEARING SURFACE
OUTSIDE DIAMETER2.6188 INCHES MINIMUM AND 2.6240 INCHES MAXIMUM
OVERALL THICKNESS0.1255 INCHES MINIMUM AND 0.1270 INCHES MAXIMUM
MATERIALCOPPER ALLOY OUTER LAYER
MATERIALSTEEL INNER LAYER
STYLE DESIGNATORROUND


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