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National Stock Number:
3120-01-034-4999
Federal Supply Class:
3120
National Item Identification Number:
010344999
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:
| 23343 | 78710 | TRIUMPH CONTROLS, LLC |
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Techincal Specification:
| CENTER HOLE KEY QUANTITY | 0 | | CENTER HOLE KEYWAY QUANTITY | 0 | | CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | SHOULDERED | | DIAMETER | 0.1950 INCHES MINIMUM AND 0.2050 INCHES MAXIMUM | | FEATURES PROVIDED | CASEHARDENED | | FLANGE THICKNESS | 0.0750 INCHES MINIMUM AND 0.0890 INCHES MAXIMUM | | KEY QUANTITY | 0 | | KEYWAY QUANTITY | 0 | | OUTSIDE DIAMETER | 0.7450 INCHES MINIMUM AND 0.7550 INCHES MAXIMUM | | OVERALL THICKNESS | 0.1050 INCHES MINIMUM AND 0.1090 INCHES MAXIMUM | | SHANK OUTSIDE DIAMETER | 0.4850 INCHES MINIMUM AND 0.5150 INCHES MAXIMUM | | STYLE DESIGNATOR | ROUND |
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