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National Stock Number:
3120-00-303-4982
Federal Supply Class:
3120
National Item Identification Number:
003034982
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:
| 11A9579 | 95201 | NAPCO INTERNATIONAL LLC | | 1229X882 | 27315 | MORRIS MATERIAL HANDLING, INC. | | 141243H | 31007 | NAVISTAR INTL CORP | | 1229X882 | 3D6E9 | MERITOR INDUSTRIAL PRODUCTS, LLC | | 1229X882 | 72260 | CORBITT CO INC | | 1229X882 | 78500 | MERITOR HEAVY VEHICLE SYSTEMS, LLC | | 243628 | 08683 | BROCKWAY MOTOR TRUCKS DIV OF MACK TRUCKS INC | | 2107528 | 24617 | GENERAL MOTORS CORP | | 380G12 | 45152 | OSHKOSH CORP | | 26622J | 56442 | DIAMOND REO TRUCK CO | | 361283 | 65282 | WHITE MOTOR CORP | | 380G12 | 75Q65 | OSHKOSH DEFENSE LLC | | 2107528 | 7X677 | GENERAL MOTORS LLC | | 141243H | 89346 | NAVISTAR INTL CORP TRUCK BR OHIO PLANT | | 5192908 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 520D5 | 56442 | DIAMOND REO TRUCK CO | | BB5219 | 56442 | DIAMOND REO TRUCK CO | | 4ZGEW0638 | 62265 | VOLVO TRUCKS NORTH AMERICA INC. DBA FOREIGN PARENT IS VOLVO LASTVAGNAR AB GOTEBORG SWEDEN. | | 5A5314 | 62265 | VOLVO TRUCKS NORTH AMERICA INC. DBA FOREIGN PARENT IS VOLVO LASTVAGNAR AB GOTEBORG SWEDEN. |
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Techincal Specification:
| MATERIAL | STEEL OVERALL | | STYLE DESIGNATOR | ROUND | | OUTSIDE DIAMETER | 4.8750 INCHES NOMINAL | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | OVERALL THICKNESS | 0.0580 INCHES MINIMUM AND | | 0.0620 INCHES MAXIMUM | | CENTER HOLE SHAPE STYLE | ROUND | | DIAMETER | 0.0580 INCHES MINIMUM AND | | 0.0620 INCHES MAXIMUM | | LUBRICATION FEATURE | GROOVE FLAT BEARING SURFACE | | SPECIAL FEATURES | HOLES EQUALLY SPACED ON 3.8750 IN. BOLT CIRCLE | | BEARING SURFACE HOLE QUANTITY | 4 FIRST | | BEARING SURFACE HOLE DIAMETER | 0.3125 INCHES NOMINAL FIRST |
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