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National Stock Number:
3120-01-029-6315
Federal Supply Class:
3120
National Item Identification Number:
010296315
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:
| 200795 | 99832 | SCOTT HUBER ESSICK A CO OF FIGGIE INTERNATIONAL INC | | MPC2636 | 79370 | THE S K WELLMAN CORP DBA WELLMAN FRICTION PRODUCTS | | PC-4248 | 79245 | RISE HOLDINGS LLC | | PC-4248 | 79370 | THE S K WELLMAN CORP DBA WELLMAN FRICTION PRODUCTS |
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Techincal Specification:
| MATERIAL | COPPER ALLOY INNER LAYER | | STEEL COMP 1010 INTERMEDIATE LAYER | | COPPER ALLOY OUTER LAYER | | STYLE DESIGNATOR | ROUND | | OUTSIDE DIAMETER | 10.9250 INCHES MINIMUM AND | | 10.9400 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | OVERALL THICKNESS | 0.1220 INCHES MINIMUM AND | | 0.1280 INCHES MAXIMUM | | CENTER HOLE SHAPE STYLE | ROUND | | DIAMETER | 9.3120 INCHES NOMINAL | | LUBRICATION FEATURE | GROOVE INNER LAYER | | GROOVE OUTER LAYER | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 79245 | | DESIGN CONTROL REFERENCE | PC-4248 |
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