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National Stock Number:
3120-99-207-8073
Federal Supply Class:
3120
National Item Identification Number:
992078073
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:
| 36147 | K0973 | MINISTRY OF DEFENCE PROCUREMENT EXECUTIVE | | 870-50197 | 07482 | GENERAL ELECTRIC COMPANY | | 870-50197 | 99207 | GENERAL ELECTRIC COMPANY | | MEXE36147 | K0973 | MINISTRY OF DEFENCE PROCUREMENT EXECUTIVE | | 870-50197 | K7705 | KNDS DEFENCE UK LIMITED |
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Techincal Specification:
| DIAMETER | 2.2500 INCHES NOMINAL | | CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | DATE OF PRECEDING RECORD | 81005 | | MATERIAL DOCUMENT AND CLASSIFICATION | DEF 13 GROUP 2 MIL STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | PREVIOUS ITEM NAME | WASHER,THRUST | | OUTSIDE DIAMETER | 3.0000 INCHES NOMINAL | | OVERALL THICKNESS | 0.1220 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM | | STYLE DESIGNATOR | ROUND | | SURFACE CONDITION | GROUND | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | METCO LTD SPRADOND MFR REF SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | MOLYBDENUM OVERALL |
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