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National Stock Number:
3120-01-209-1088
Federal Supply Class:
3120
National Item Identification Number:
012091088
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:
| 716670 | 99167 | HAMILTON SUNDSTRAND CORPORATION |
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Techincal Specification:
| DIAMETER | 0.3130 INCHES MINIMUM AND 0.3170 INCHES MAXIMUM | | CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HARDNESS RATING | 55.0 ROCKWELL C MINIMUM OVERALL AND 60.0 ROCKWELL C MAXIMUM OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS6440 ASSN STD 1ST MATERIAL RESPONSE OVERALL OR AMS5122 ASSN STD 2ND MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP E52100 OVERALL OR STEEL COMP 1095 OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 0.7200 INCHES MINIMUM AND 0.7550 INCHES MAXIMUM | | OVERALL THICKNESS | 0.0840 INCHES MINIMUM AND 0.1040 INCHES MAXIMUM | | STYLE DESIGNATOR | ROUND | | SURFACE FINISH | 32.0 MICROINCHES LEFT SIDE | | SURFACE FINISH | 32.0 MICROINCHES RIGHT SIDE |
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