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National Stock Number:
3120-00-661-5976
Federal Supply Class:
3120
National Item Identification Number:
006615976
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:
| 201009 | 70210 | HONEYWELL INTERNATIONAL INC. | | 201009 | 72599 | ALLIEDSIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO |
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Techincal Specification:
| CENTER HOLE KEYWAY DEPTH | 0.1540 INCHES MINIMUM AND 0.1580 INCHES MAXIMUM | | CENTER HOLE KEYWAY QUANTITY | 2 | | CENTER HOLE KEYWAY WIDTH | 0.2750 INCHES MINIMUM AND 0.2850 INCHES MAXIMUM | | CENTER HOLE SHAPE STYLE | ROUND W/KEYWAY | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | DIAMETER | 2.1280 INCHES MINIMUM AND 2.1320 INCHES MAXIMUM | | OUTSIDE DIAMETER | 3.1100 INCHES MINIMUM AND 3.1300 INCHES MAXIMUM | | OVERALL THICKNESS | 0.1250 INCHES MINIMUM AND 0.1330 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER ALLOY 932 OVERALL | | SPECIAL FEATURES | THREE GROOVES ON EACH SIDE | | STYLE DESIGNATOR | ROUND |
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