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National Stock Number:
3120-00-853-0033
Federal Supply Class:
3120
National Item Identification Number:
008530033
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:
| 2M2564 | 11083 | CATERPILLAR INC | | 403969 | 70210 | HONEYWELL INTERNATIONAL INC. | | 403969 | 72599 | ALLIEDSIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO | | 403969 | 99193 | HONEYWELL INTERNATIONAL INC. |
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Techincal Specification:
| CENTER HOLE KEYWAY RADIUS | 0.2100 INCHES NOMINAL | | CENTER HOLE KEYWAY QUANTITY | 3 | | CENTER HOLE SHAPE STYLE | ROUND W/ROUND KEYWAYS | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | KEYWAY QUANTITY | 1 | | KEYWAY RADIUS | 0.0520 INCHES NOMINAL | | MAJOR DIAMETER | 0.8900 INCHES NOMINAL | | OUTSIDE DIAMETER | 1.3800 INCHES NOMINAL | | OVERALL THICKNESS | 0.0920 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | MINOR DIAMETER | 0.8000 INCHES NOMINAL | | SPECIAL FEATURES | 3GROOVES ON SIDE | | WASHER KEYWAY DEPTH | 0.0600 INCHES NOMINAL | | STYLE DESIGNATOR | ROUND W/KEYWAYS | | SURFACE CONDITION | GROUND |
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