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National Stock Number:
3120-00-753-8703
Federal Supply Class:
3120
National Item Identification Number:
007538703
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:
| 1307N2 | 56442 | DIAMOND REO TRUCK CO | | 2286131 | 23862 | MILITARY VEHICLES OPN GENERAL MOTORS TRUCK AND BUS GROUP MS 2603-02 | | 2286131 | 24617 | GENERAL MOTORS CORP | | 304418 | 61465 | GARWOOD/FELLER INC GARWOOD WINCH DIV | | 2286131 | 7X677 | GENERAL MOTORS LLC | | 3120007538703 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE | | 7538703 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | DIAMETER | 1.8800 INCHES MINIMUM AND 1.8900 INCHES MAXIMUM | | LUBRICATION FEATURE | GROOVE EXTERNAL SURFACE MEMBER | | OUTSIDE DIAMETER | 2.5000 INCHES NOMINAL | | OVERALL THICKNESS | 0.4860 INCHES MINIMUM AND 0.4900 INCHES MAXIMUM | | MATERIAL | STEEL COMP 1010 OR STEEL COMP 1095 OVERALL | | STYLE DESIGNATOR | ROUND | | SURFACE FINISH | 125.0 MICROINCHES RIGHT SIDE | | SURFACE FINISH | 63.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY | | SURFACE FINISH | 63.0 MICROINCHES LEFT SIDE |
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