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National Stock Number:
3120-00-769-7428
Federal Supply Class:
3120
National Item Identification Number:
007697428
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.
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Manufacturer Information:
| 640409 | 34623 | AM GENERAL LLC | | 640409 | 92871 | AMERICAN MOTORS SALES CORP |
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Techincal Specification:
| CENTER HOLE KEYWAY DEPTH | 0.2188 INCHES NOMINAL | | CENTER HOLE KEYWAY QUANTITY | 1 | | CENTER HOLE KEYWAY RADIUS | 0.5312 INCHES NOMINAL | | CENTER HOLE SHAPE STYLE | ROUND W/ROUND KEYWAY | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | DIAMETER | 0.7656 INCHES NOMINAL | | LUBRICATION FEATURE | GROOVE FLAT BEARING SURFACE | | OUTSIDE DIAMETER | 2.6250 INCHES NOMINAL | | OVERALL THICKNESS | 0.0615 INCHES MINIMUM AND 0.0635 INCHES MAXIMUM | | MATERIAL | COPPER ALLOY OVERALL | | SPECIAL FEATURES | PERIPHERAL FLAT TO HAVE ONE PREBENT KEY | | STYLE DESIGNATOR | ROUND W/FLAT | | WIDTH | 2.5625 INCHES NOMINAL | | SURFACE CONDITION | GROUND |
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