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National Stock Number:
3120-00-086-8364
Federal Supply Class:
3120
National Item Identification Number:
000868364
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:
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Techincal Specification:
| MATERIAL | COPPER ALLOY OVERALL | | STYLE DESIGNATOR | ROUND | | OUTSIDE DIAMETER | 1.9900 INCHES MINIMUM AND | | 2.0100 INCHES MAXIMUM | | CORNER SHAPE | CHAMFERED FIRST OUTSIDE CORNER | | SQUARE SECOND OUTSIDE CORNER | | CHAMFERED FIRST INSIDE CORNER | | SQUARE SECOND INSIDE CORNER | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | OVERALL THICKNESS | 0.0930 INCHES MINIMUM AND | | 0.0950 INCHES MAXIMUM | | CENTER HOLE SHAPE STYLE | ROUND | | DIAMETER | 1.3150 INCHES MINIMUM AND | | 1.3200 INCHES MAXIMUM | | SURFACE FINISH | 32.0 MICROINCHES LEFT SIDE | | 32.0 MICROINCHES RIGHT SIDE | | LUBRICATION FEATURE | GROOVE FLAT BEARING SURFACE | | SPECIAL FEATURES | FIRST INSIDE CORNER CHAMFERED 0.055 TO 0.067 IN. BY 45 DEG,W/3 GROOVES | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 15434 | | DESIGN CONTROL REFERENCE | 116389 |
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