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National Stock Number:
3120-00-225-0686
Federal Supply Class:
3120
National Item Identification Number:
002250686
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:
| 028295 | 23926 | KOMATSU AMERICA INTL CO | | 028295 | 77640 | ZF ACTIVE SAFETY AND ELECTRONICS US LLC | | 3K6712 | 11083 | CATERPILLAR INC | | 71344 | 23926 | KOMATSU AMERICA INTL CO | | 3A276 | 2Y614 | LINK-BELT CRANES, L.P., LLLP | | 28295 | 77640 | ZF ACTIVE SAFETY AND ELECTRONICS US LLC | | 73-028295 | 16662 | LIFT PARTS MFG CO INC DIV OF ECHLIN MFG CO THE | | D71344 | 23926 | KOMATSU AMERICA INTL CO | | 73-028295 | 66654 | TVH PARTS CO. |
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Techincal Specification:
| DIAMETER | 1.2550 INCHES MINIMUM AND 1.2650 INCHES MAXIMUM | | CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | FEATURES PROVIDED | CASEHARDENED | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1022 OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 1.9370 INCHES NOMINAL | | OVERALL THICKNESS | 0.2020 INCHES MINIMUM AND 0.2040 INCHES MAXIMUM | | STYLE DESIGNATOR | ROUND | | SURFACE FINISH | 20.0 MICROINCHES LEFT SIDE | | SURFACE FINISH | 20.0 MICROINCHES RIGHT SIDE |
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