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National Stock Number:
3120-00-354-2034
Federal Supply Class:
3120
National Item Identification Number:
003542034
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:
| 214818 | 08683 | BROCKWAY MOTOR TRUCKS DIV OF MACK TRUCKS INC | | 4554A | 1ML14 | BRINKLEY TECHNOLOGY GROUP LLC | | 7064002 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 4554A | 28265 | HERCULES ENGINE CO INC | | 96764 | 65282 | WHITE MOTOR CORP | | 4554A | 72260 | CORBITT CO INC |
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Techincal Specification:
| BEARING SURFACE HOLE QUANTITY | 3 | | BEARING SURFACE HOLE DIAMETER | 0.2660 INCHES NOMINAL | | CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | DIAMETER | 2.2600 INCHES MINIMUM AND 2.2700 INCHES MAXIMUM | | LUBRICATION FEATURE | PERFORATION FLAT BEARING SURFACE | | OUTSIDE DIAMETER | 3.3440 INCHES MINIMUM AND 3.4060 INCHES MAXIMUM | | OVERALL THICKNESS | 0.0600 INCHES MINIMUM AND 0.0700 INCHES MAXIMUM | | MATERIAL | COPPER ALLOY OVERALL | | STYLE DESIGNATOR | ROUND |
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