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National Stock Number:
3120-00-735-4334
Federal Supply Class:
3120
National Item Identification Number:
007354334
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:
| 8429882 | 19204 | ARMY, UNITED STATES DEPARTMENT OF THE |
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Techincal Specification:
| MATERIAL | COPPER ALLOY 510 OVERALL | | STYLE DESIGNATOR | ROUND | | OUTSIDE DIAMETER | 2.1150 INCHES MINIMUM AND | | 2.1350 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | OVERALL THICKNESS | 0.1225 INCHES MINIMUM AND | | 0.1275 INCHES MAXIMUM | | CENTER HOLE SHAPE STYLE | ROUND | | DIAMETER | 1.3770 INCHES MINIMUM AND | | 1.3800 INCHES MAXIMUM | | SURFACE FINISH | 125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY | | 125.0 MICROINCHES LARGEST OUTSIDE DIAMETER | | 63.0 MICROINCHES LEFT SIDE | | 63.0 MICROINCHES RIGHT SIDE | | LUBRICATION FEATURE | GROOVE FLAT BEARING SURFACE | | CRITICALITY CODE JUSTIFICATION | ADUM AND | | ABMZ | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 19204 | | DESIGN CONTROL REFERENCE | 8429882 |
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