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National Stock Number:
3120-00-769-7429
Federal Supply Class:
3120
National Item Identification Number:
007697429
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:
| 640410 | 34623 | AM GENERAL LLC | | 7697429 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | T90A32 | 08018 | BORG-WARNER CORP | | T90A32 | 79410 | LIBERTY VENTURES INTI LLC |
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Techincal Specification:
| CENTER HOLE KEYWAY RADIUS | 0.1250 INCHES NOMINAL | | CENTER HOLE KEYWAY QUANTITY | 4 | | CENTER HOLE SHAPE STYLE | ROUND W/ROUND KEYWAYS | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | MAJOR DIAMETER | 1.0310 INCHES NOMINAL | | OUTSIDE DIAMETER | 1.9380 INCHES NOMINAL | | OVERALL THICKNESS | 0.0610 INCHES MINIMUM AND 0.0630 INCHES MAXIMUM | | MATERIAL | COPPER ALLOY OVERALL | | MINOR DIAMETER | 0.7660 INCHES NOMINAL | | SPECIAL FEATURES | TWO LUGS 0.1720 IN. WIDE BY 45 DEG ANGLE 180 DEG APART ON BEARING SURFACE | | STYLE DESIGNATOR | ROUND | | SURFACE CONDITION | GROUND |
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