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National Stock Number:
3120-00-597-1365
Federal Supply Class:
3120
National Item Identification Number:
005971365
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:
| 141764 | 21444 | REXNORD INDUSTRIES LLC |
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Techincal Specification:
| MATERIAL | COPPER ALLOY OVERALL | | STYLE DESIGNATOR | ROUND | | OUTSIDE DIAMETER | 15.4860 INCHES MINIMUM AND | | 15.4880 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | OVERALL THICKNESS | 0.2500 INCHES NOMINAL | | CENTER HOLE SHAPE STYLE | ROUND | | DIAMETER | 8.1250 INCHES NOMINAL | | SPECIAL FEATURES | SIX THREADED HOLES 3/8-24 UNF ALONG 9.5000 IN. BOLT CIRCLES,SIX THREADED HOLES 3/8-24 UNF ALONG 14.0000 IN. BOLT CIRCLE,TWO HOLES 0.6870 IN. DIA SPACED 22 1/2 DEGREES FROM HORZONTAL CENTER LINE 135 DEGREES APART | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 21444 | | DESIGN CONTROL REFERENCE | 141764 |
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