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National Stock Number:
3120-00-844-6328
Federal Supply Class:
3120
National Item Identification Number:
008446328
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:
| 5976 | 05160 | MICHIGAN DYNAMICS INC | | 5976 | 14818 | DONALDSON COMPANY, INC. |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | DIAMETER | 0.5000 INCHES NOMINAL | | KEYWAY QUANTITY | 1 | | KEYWAY RADIUS | 0.0350 INCHES NOMINAL | | LUBRICATION FEATURE | GROOVE LEFT SIDE | | LUBRICATION FEATURE | GROOVE RIGHT SIDE | | OUTSIDE DIAMETER | 0.8755 INCHES MINIMUM AND 0.8760 INCHES MAXIMUM | | OVERALL THICKNESS | 0.0930 INCHES MINIMUM AND 0.0950 INCHES MAXIMUM | | MATERIAL | COPPER ALLOY OVERALL | | WASHER KEYWAY DEPTH | 0.0800 INCHES NOMINAL | | STYLE DESIGNATOR | ROUND W/KEYWAYS | | SURFACE FINISH | 16.0 MICROINCHES LEFT SIDE | | SURFACE FINISH | 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY | | SURFACE FINISH | 32.0 MICROINCHES LARGEST OUTSIDE DIAMETER | | SURFACE FINISH | 32.0 MICROINCHES RIGHT SIDE |
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