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National Stock Number:
3120-01-150-1226
Federal Supply Class:
3120
National Item Identification Number:
011501226
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:
| 2236255 | 11862 | GENERAL MOTORS CORP CHEVROLET MOTOR DIV SPECIAL PRODUCTS DEPT | | 2236255 | 7X677 | GENERAL MOTORS LLC | | 34729 | 97271 | DANA LIGHT AXLE PRODUCTS, LLC |
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Techincal Specification:
| DIAMETER | 2.1400 INCHES NOMINAL | | CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | FEATURES PROVIDED | CASEHARDENED | | HARDNESS RATING | 40.0 ROCKWELL C MINIMUM OVERALL AND 50.0 ROCKWELL C MAXIMUM OVERALL | | LUBRICATION MATERIAL | LUBRICANT, DRY FILM | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1010 OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 3.2500 INCHES NOMINAL | | OVERALL THICKNESS | 0.0300 INCHES MINIMUM AND 0.0325 INCHES MAXIMUM | | SPECIAL FEATURES | CASE DEPTH 0.0030 IN. MIN,0.0060 IN. MAX; LUBRICANT,LUBRIZE NO. 507,FSCM 97271 | | STYLE DESIGNATOR | ROUND | | SURFACE CONDITION | GROUND |
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