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National Stock Number:
3120-00-081-7882
Federal Supply Class:
3120
National Item Identification Number:
000817882
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:
| 105108 | 56697 | STANDARD FORGE AND AXLE CO INC | | SD1133 | 56697 | STANDARD FORGE AND AXLE CO INC |
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Techincal Specification:
| MATERIAL | STEEL OVERALL | | STYLE DESIGNATOR | ROUND | | OUTSIDE DIAMETER | 2.2500 INCHES NOMINAL | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | OVERALL THICKNESS | 0.1250 INCHES NOMINAL | | CENTER HOLE SHAPE STYLE | ROUND W/FLAT | | DIAMETER | 1.5160 INCHES NOMINAL | | CENTER HOLE WIDTH | 1.3830 INCHES NOMINAL | | SURFACE CONDITION | GROUND | | FEATURES PROVIDED | CASEHARDENED |
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