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National Stock Number:
3120-01-208-3892
Federal Supply Class:
3120
National Item Identification Number:
012083892
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:
| 765458-1-1 | 04813 | SAINT-GOBAIN PERFORMANCE PLASTICS CORP DIV POLYMER PRODUCTS | | 765458-1-1 | 73030 | HAMILTON SUNDSTRAND CORPORATION | | DRT 0410-2 | 04813 | SAINT-GOBAIN PERFORMANCE PLASTICS CORP DIV POLYMER PRODUCTS |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | DIAMETER | 0.2530 INCHES MINIMUM AND 0.2580 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.6220 INCHES MINIMUM AND 0.6280 INCHES MAXIMUM | | OVERALL THICKNESS | 0.0570 INCHES MINIMUM AND 0.0630 INCHES MAXIMUM | | MATERIAL | PLASTIC FLUOROCARBON OR PLASTIC POLYTETRAFLUOROETHYLENE OVERALL | | STYLE DESIGNATOR | ROUND |
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