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National Stock Number:
3120-00-255-5697
Federal Supply Class:
3120
National Item Identification Number:
002555697
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:
| 23013454 | 63005 | ROLLS-ROYCE CORPORATION | | 23013454 | 73342 | ALLISON TRANSMISSION INC | | 8624781 | 11862 | GENERAL MOTORS CORP CHEVROLET MOTOR DIV SPECIAL PRODUCTS DEPT | | 5741134 | 34623 | AM GENERAL LLC | | 8624781 | 73342 | ALLISON TRANSMISSION INC | | 3120PL0742189 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | 993541 | 7041B | URO VEHICULOS ESPECIALES SA | | 8624781 | 7X677 | GENERAL MOTORS LLC |
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Techincal Specification:
| MATERIAL | PLASTIC OVERALL | | STYLE DESIGNATOR | ROUND | | OUTSIDE DIAMETER | 1.7700 INCHES MINIMUM AND | | 1.7900 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | OVERALL THICKNESS | 0.0600 INCHES MINIMUM AND | | 0.0640 INCHES MAXIMUM | | CENTER HOLE SHAPE STYLE | ROUND | | DIAMETER | 1.4000 INCHES MINIMUM AND | | 1.4050 INCHES MAXIMUM | | LUBRICATION FEATURE | GROOVE FLAT BEARING SURFACE | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 7X677 | | DESIGN CONTROL REFERENCE | 8624781 |
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