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National Stock Number:
3120-01-495-8570
Federal Supply Class:
3120
National Item Identification Number:
014958570
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:
| 581-6985419 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 581-6985419-10 | 53711 | NAVAL SEA SYSTEMS COMMAND | | H611-1403-10 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| DIAMETER | 1.1562 INCHES NOMINAL | | CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | ROUND ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | MATERIAL DOCUMENT AND CLASSIFICATION | 2QQ-B-750 COMP A FED SPEC ALL MATERIAL RESPONSES OVERALL | | MATERIAL | COPPER ALLOY 510 OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 1.7500 INCHES NOMINAL | | OVERALL THICKNESS | 0.1875 INCHES NOMINAL | | STYLE DESIGNATOR | ROUND |
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