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National Stock Number:
3120-12-178-2431
Federal Supply Class:
3120
National Item Identification Number:
121782431
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:
| 04055113640700 | CB901 | GLOBAL LOGISTICS SUPPORT GMBH | | 25X38X0,97-DU | C3223 | GGB GERMANY GMBH & CO. KG | | 25X38X0-97DU | D8092 | KOLBENSCHMIDT PIERBURG AG | | 81636011 | D8092 | KOLBENSCHMIDT PIERBURG AG | | 81636011 | D8984 | SCHAEFFLER TECHNOLOGIES AG & CO. KG | | 91 01 030 | C3223 | GGB GERMANY GMBH & CO. KG | | A3810DU | C3223 | GGB GERMANY GMBH & CO. KG |
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Techincal Specification:
| DIAMETER | 25.00 MILLIMETERS MINIMUM AND 25.25 MILLIMETERS MAXIMUM | | CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | MATERIAL | COPPER ALLOY 2.1030 INTERMEDIATE LAYER AND PLASTIC POLYTETRAFLUOROETHYLENE INTERMEDIATE LAYER AND LEAD INTERMEDIATE LAYER | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE OUTER LAYER AND LEAD OUTER LAYER | | MATERIAL | STEEL INNER LAYER | | OUTSIDE DIAMETER | 37.75 MILLIMETERS MINIMUM AND 38.00 MILLIMETERS MAXIMUM | | OVERALL THICKNESS | 0.95 MILLIMETERS MINIMUM AND 0.99 MILLIMETERS MAXIMUM | | STYLE DESIGNATOR | ROUND |
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