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National Stock Number:
3120-01-165-1415
Federal Supply Class:
3120
National Item Identification Number:
011651415
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:
| 5EX93 | 45152 | OSHKOSH CORP | | 5EX93 | 75Q65 | OSHKOSH DEFENSE LLC | | 79034 | 1MVZ1 | SPICER HEAVY AXLE & BRAKE, INC. | | 79034 | 52304 | DANA COMMERCIAL VEHICLE PRODUCTS, LLC |
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Techincal Specification:
| CENTER HOLE KEYWAY QUANTITY | 4 | | CENTER HOLE KEYWAY RADIUS | 0.2500 INCHES NOMINAL | | CENTER HOLE SHAPE STYLE | ROUND W/ROUND KEYWAYS | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HARDNESS RATING | 60.0 ROCKWELL B MINIMUM OVERALL AND 75.0 ROCKWELL B MAXIMUM OVERALL | | MAJOR DIAMETER | 2.6562 INCHES NOMINAL | | MATERIAL | COPPER ALLOY OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | MINOR DIAMETER | 2.4062 INCHES NOMINAL | | OUTSIDE DIAMETER | 4.1250 INCHES NOMINAL | | OVERALL THICKNESS | 0.0605 INCHES MINIMUM AND 0.0640 INCHES MAXIMUM | | STYLE DESIGNATOR | ROUND | | SURFACE CONDITION | GROUND |
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