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National Stock Number:
3120-00-843-0678
Federal Supply Class:
3120
National Item Identification Number:
008430678
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:
| MILB5687TYPE1C0MP0SITI0NA | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | ST-3292-4 | 16286 | SYMMCO INC | | ST-3292-4 | 1UQJ1 | ANCHOR BRONZE AND METALS, INC. | | TT2800 | 12204 | DAIMLER CHRYSLER | | TT2800 | 70417 | CHRYSLER CORP AMPLEX DIV |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | DIAMETER | 1.0100 INCHES MINIMUM AND 1.0200 INCHES MAXIMUM | | OUTSIDE DIAMETER | 2.8600 INCHES MINIMUM AND 2.8900 INCHES MAXIMUM | | OVERALL THICKNESS | 0.1225 INCHES MINIMUM AND 0.1275 INCHES MAXIMUM | | MATERIAL | COPPER ALLOY 841 OVERALL | | STYLE DESIGNATOR | ROUND |
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