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National Stock Number:
3120-00-741-1541
Federal Supply Class:
3120
National Item Identification Number:
007411541
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:
| 7411541 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 8613563 | 23862 | MILITARY VEHICLES OPN GENERAL MOTORS TRUCK AND BUS GROUP MS 2603-02 | | 8613563 | 24617 | GENERAL MOTORS CORP | | 8613563 | 72590 | HYDRAMATIC DIV OF GENERAL MOTORS CORP | | 8613563 | 7X677 | GENERAL MOTORS LLC |
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Techincal Specification:
| CENTER HOLE KEYWAY DEPTH | 0.0680 INCHES NOMINAL | | 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 | | DIAMETER | 1.6880 INCHES NOMINAL | | KEYWAY QUANTITY | 4 | | KEYWAY RADIUS | 0.1250 INCHES NOMINAL | | LUBRICATION FEATURE | GROOVE FLAT BEARING SURFACE | | OUTSIDE DIAMETER | 2.5910 INCHES MINIMUM AND 2.5960 INCHES MAXIMUM | | OVERALL THICKNESS | 0.0870 INCHES MINIMUM AND 0.0910 INCHES MAXIMUM | | MATERIAL | COPPER ALLOY OVERALL | | WASHER KEYWAY DEPTH | 0.0680 INCHES NOMINAL | | STYLE DESIGNATOR | ROUND W/KEYWAYS | | SURFACE CONDITION | GROUND |
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