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National Stock Number:
3120-00-930-5286
Federal Supply Class:
3120
National Item Identification Number:
009305286
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:
| 540-011-395-3 | 97499 | BELL TEXTRON INC |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | DIAMETER | 0.6270 INCHES MINIMUM AND 0.6320 INCHES MAXIMUM | | HARDNESS RATING | 418.0 BRINELL STANDARD NOMINAL AND 45.0 ROCKWELL C NOMINAL OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | OVERALL THICKNESS | 0.1240 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | OUTSIDE DIAMETER | 1.4900 INCHES MINIMUM AND 1.5000 INCHES MAXIMUM | | STYLE DESIGNATOR | ROUND | | SURFACE FINISH | 63.0 MICROINCHES OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL |
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