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National Stock Number:
3120-00-375-0812
Federal Supply Class:
3120
National Item Identification Number:
003750812
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:
| 07-100172 | 16662 | LIFT PARTS MFG CO INC DIV OF ECHLIN MFG CO THE | | 100172 | 77237 | DANA OFF HIGHWAY PRODUCTS, LLC |
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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 | | DIAMETER | 0.9470 INCHES MINIMUM AND 0.9570 INCHES MAXIMUM | | INSIDE SPHERICAL RADIUS | 2.5615 INCHES MINIMUM AND 2.5635 INCHES MAXIMUM | | OUTSIDE DIAMETER | 2.1870 INCHES NOMINAL | | OUTSIDE SPHERICAL RADIUS | 2.6230 INCHES MINIMUM AND 2.6270 INCHES MAXIMUM | | OVERALL THICKNESS | 0.0615 INCHES MINIMUM AND 0.0635 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-B-13501 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER ALLOY 546-CANCELED OVERALL | | STYLE DESIGNATOR | ROUND |
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