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National Stock Number:
3120-00-661-5863
Federal Supply Class:
3120
National Item Identification Number:
006615863
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:
| SP11417 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | ROUND FIRST OUTSIDE CORNER | | CORNER SHAPE | SQUARE FIRST INSIDE CORNER | | CORNER SHAPE | SQUARE SECOND INSIDE CORNER | | CORNER SHAPE | SQUARE SECOND OUTSIDE CORNER | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | DIAMETER | 0.6700 INCHES MINIMUM AND 0.6710 INCHES MAXIMUM | | HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL | | OUTSIDE DIAMETER | 1.0300 INCHES MINIMUM AND 1.0500 INCHES MAXIMUM | | OVERALL THICKNESS | 0.2310 INCHES MINIMUM AND 0.2360 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-890,ALLOY 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | STYLE DESIGNATOR | ROUND | | SURFACE FINISH | 125.0 MICROINCHES RIGHT SIDE | | SURFACE FINISH | 125.0 MICROINCHES LEFT SIDE | | SURFACE FINISH | 125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY | | SURFACE FINISH | 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY |
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