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National Stock Number:
3120-01-083-9181
Federal Supply Class:
3120
National Item Identification Number:
010839181
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:
| 10505522 | 56161 | GENERAL DYNAMICS LAND SYSTEMS - CANADA CORPORATION | | 246439 | 06853 | BENDIX COMMERCIAL VEHICLE SYSTEMS LLC | | BX246439N | 06853 | BENDIX COMMERCIAL VEHICLE SYSTEMS LLC | | 474480C1 | 89346 | NAVISTAR INTL CORP TRUCK BR OHIO PLANT |
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Techincal Specification:
| STYLE DESIGNATOR | ROUND W/SQUARE KEYS | | KEY LENGTH | 0.2000 INCHES NOMINAL | | OUTSIDE DIAMETER | 1.9710 INCHES MINIMUM AND | | 1.9810 INCHES MAXIMUM | | KEY WIDTH | 0.4400 INCHES NOMINAL | | KEY QUANTITY | 1 | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | OVERALL THICKNESS | 0.0610 INCHES MINIMUM AND | | 0.0630 INCHES MAXIMUM | | CENTER HOLE SHAPE STYLE | ROUND | | DIAMETER | 1.4710 INCHES MINIMUM AND | | 1.4810 INCHES MAXIMUM | | LUBRICATION FEATURE | GROOVE FLAT BEARING SURFACE | | SPECIAL FEATURES | HARDNESS RATING AND PLATING APPLY IF THE ALTERNATE BRONZE LINING IS FURNISHED,LOCKING KEY IS BENT 90 DEG | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 06853 | | DESIGN CONTROL REFERENCE | BX246439N |
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