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National Stock Number:
3120-01-351-6438
Federal Supply Class:
3120
National Item Identification Number:
013516438
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:
| 211054787 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 211067934 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 211084956 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 264378701 FIND A-11 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 556-6406591-MPAD-A22 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 556-6408987 FIND NO. 0015 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 801-6408780-8 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | DIAMETER | 0.6250 INCHES MINIMUM AND 0.6290 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.8550 INCHES MINIMUM AND 0.8600 INCHES MAXIMUM | | OVERALL THICKNESS | 0.0600 INCHES MINIMUM AND 0.0630 INCHES MAXIMUM | | MATERIAL | PLASTIC ACETAL OVERALL | | STYLE DESIGNATOR | ROUND | | SURFACE FINISH | 63.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY63.0 MICROINCHES LEFT SIDE63.0 MICROINCHES RIGHT SIDE |
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