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National Stock Number:
3120-00-662-3676
Federal Supply Class:
3120
National Item Identification Number:
006623676
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:
| 56788 | 04795 | BE AEROSPACE CONSUMABLES MANAGEMENT DBA AEROSPACE SERVICES DIV CONSUMABLES SOLUTIONS | | 56788 | 70210 | HONEYWELL INTERNATIONAL INC. | | 56788 | 72599 | ALLIEDSIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO |
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Techincal Specification:
| BEARING SURFACE HOLE DIAMETER | 0.0970 INCHES MINIMUM AND 0.1010 INCHES MAXIMUM | | BEARING SURFACE HOLE QUANTITY | 1 | | CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | DIAMETER | 2.4390 INCHES MINIMUM AND 2.4420 INCHES MAXIMUM | | LUBRICATION FEATURE | PERFORATION FLAT BEARING SURFACE | | OUTSIDE DIAMETER | 2.9200 INCHES MINIMUM AND 2.9400 INCHES MAXIMUM | | OVERALL THICKNESS | 0.0930 INCHES MINIMUM AND 0.0950 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER ALLOY 937 OVERALL | | STYLE DESIGNATOR | ROUND | | SURFACE FINISH | 100.0 MICROINCHES OVERALL |
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