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National Stock Number:
3120-00-662-4368
Federal Supply Class:
3120
National Item Identification Number:
006624368
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:
| 9039081-2 | 24617 | GENERAL MOTORS CORP | | 9039081-2 | 51226 | ASSOCIATED AEROSPACE ACTIVITIES INC | | 9039081-2 | 73342 | ALLISON TRANSMISSION INC |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE INSIDE RIGHT CORNER | | CORNER SHAPE | SQUARE OUTSIDE LEFT CORNER | | CORNER SHAPE | SQUARE OUTSIDE RIGHT CORNER | | CROSS-SECTIONAL SHAPE STYLE | TAPERED SIDE | | DIAMETER | 0.4040 INCHES MINIMUM AND 0.4130 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.0000 INCHES NOMINAL | | OVERALL THICKNESS | 0.0920 INCHES MINIMUM AND 0.0960 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | SPHERICAL DEPTH | 0.0472 INCHES NOMINAL | | STYLE DESIGNATOR | ROUND | | SURFACE FINISH | 4.0 MICROINCHES RIGHT SIDE | | SURFACE FINISH | 4.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY | | SURFACE FINISH | 4.0 MICROINCHES LARGEST OUTSIDE DIAMETER | | SURFACE FINISH | 4.0 MICROINCHES LEFT SIDE | | SURFACE TREATMENT | CADMIUM OVERALL |
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