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National Stock Number:
3120-01-303-3864
Federal Supply Class:
3120
National Item Identification Number:
013033864
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:
| 10110347 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | 7M914-1 | 02139 | PLASTIC AND RUBBER ENGINEERING INC | | 7M914-1 | 07128 | TRELLEBORG SEALING SOLUTIONS EL SEGUNDO, INC. | | 7M914-1 | 09257 | TRELLEBORG SEALING SOLUTIONS US, INC. | | 7M914-1 | 76301 | THE BOEING COMPANY | | 7M914-1 | 77308 | PARCO, LLC | | 7M914-1 | 94903 | OMNIPURE FILTER CO INC | | 7M914-1 | 97820 | SHAMBAN POLYMER TECH GROUP |
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Techincal Specification:
| CORNER SHAPE | SQUARE ALL CORNERS | | KEYWAY QUANTITY | 4 | | OUTSIDE DIAMETER | 0.9010 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE OR AMS 3651 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 3656 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL | | STYLE DESIGNATOR | ROUND W/KEYWAYS |
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