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National Stock Number:
3120-01-089-6103
Federal Supply Class:
3120
National Item Identification Number:
010896103
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:
| 61821 | 93835 | PARKER HANNIFIN CORPORATION |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | DIAMETER | 1.4220 INCHES MINIMUM AND 1.4240 INCHES MAXIMUM | | MATERIAL | COPPER ALLOY OVERALL | | OUTSIDE DIAMETER | 1.8070 INCHES MINIMUM AND 1.8090 INCHES MAXIMUM | | OVERALL THICKNESS | 0.2660 INCHES MINIMUM AND 0.2700 INCHES MAXIMUM | | SPECIAL FEATURES | 4 SLOTS,2 ON EACH SIDE 180 DEG APART,0.025 IN. DEEP,0.125 IN. RADIUS | | STYLE DESIGNATOR | ROUND | | SURFACE FINISH | 16.0 MICROINCHES LEFT SIDE | | SURFACE FINISH | 16.0 MICROINCHES INNER MEMBER | | SURFACE FINISH | 16.0 MICROINCHES RIGHT SIDE | | SURFACE FINISH | 32.0 MICROINCHES LARGEST OUTSIDE DIAMETER |
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