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National Stock Number:
3120-00-661-6143
Federal Supply Class:
3120
National Item Identification Number:
006616143
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:
| 11A8974 | 95201 | NAPCO INTERNATIONAL LLC | | 145632 | 08683 | BROCKWAY MOTOR TRUCKS DIV OF MACK TRUCKS INC | | 16519F | 56442 | DIAMOND REO TRUCK CO | | 1829S45 | 72260 | CORBITT CO INC | | 2128766 | 24617 | GENERAL MOTORS CORP | | 2128766 | 7X677 | GENERAL MOTORS LLC | | 26617J | 56442 | DIAMOND REO TRUCK CO | | 380G15 | 45152 | OSHKOSH CORP | | 380G15 | 75Q65 | OSHKOSH DEFENSE LLC | | 441SP47 | 76040 | MACK TRUCKS INC PARTS OPN | | 4NK0751 | 62265 | VOLVO TRUCKS NORTH AMERICA INC. DBA FOREIGN PARENT IS VOLVO LASTVAGNAR AB GOTEBORG SWEDEN. | | 4TF2751 | 62265 | VOLVO TRUCKS NORTH AMERICA INC. DBA FOREIGN PARENT IS VOLVO LASTVAGNAR AB GOTEBORG SWEDEN. | | 522D5 | 56442 | DIAMOND REO TRUCK CO | | 92186 | 65282 | WHITE MOTOR CORP |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE FIRST INSIDE CORNER | | CORNER SHAPE | SQUARE SECOND INSIDE CORNER | | CROSS-SECTIONAL SHAPE STYLE | CONVEX | | CURVATURE OUTSIDE RADIUS | 3.3025 INCHES MINIMUM AND 3.3085 INCHES MAXIMUM | | CURVATURE INSIDE RADIUS | 3.2500 INCHES NOMINAL | | DIAMETER | 0.9470 INCHES MINIMUM AND 0.9570 INCHES MAXIMUM | | FEATURES PROVIDED | CASEHARDENED | | LUBRICATION FEATURE | INDENTATION FLAT BEARING SURFACE | | OUTSIDE DIAMETER | 2.3750 INCHES NOMINAL | | OVERALL THICKNESS | 0.0525 INCHES MINIMUM AND 0.0585 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1010 OVERALL | | SPECIAL FEATURES | EXTERNAL SURFACE GROOVE | | STYLE DESIGNATOR | ROUND |
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