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National Stock Number:
3120-01-426-5395
Federal Supply Class:
3120
National Item Identification Number:
014265395
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:
| 211055567 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 754-6405242 FIND 43 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | DIAMETER | 8.0150 INCHES MINIMUM AND 8.0250 INCHES MAXIMUM | | MATERIAL | OIL LUBRICATING LUBRICATION | | MATERIAL | PLASTIC ACETAL OVERALL | | OUTSIDE DIAMETER | 10.2700 INCHES NOMINAL | | OVERALL THICKNESS | 0.5600 INCHES NOMINAL | | STYLE DESIGNATOR | ROUND |
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