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National Stock Number:
3120-01-316-9849
Federal Supply Class:
3120
National Item Identification Number:
013169849
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:
| 3120PL0689920 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | 4066816 | 52661 | RTX CORPORATION | | 4066816 | 77445 | RTX CORPORATION |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | DIAMETER | 0.4950 INCHES MINIMUM AND 0.5050 INCHES MAXIMUM | | MATERIAL | PLASTIC OVERALL | | OUTSIDE DIAMETER | 0.6450 INCHES MINIMUM AND 0.6550 INCHES MAXIMUM | | OVERALL THICKNESS | 0.0390 INCHES MINIMUM AND 0.0410 INCHES MAXIMUM | | SPECIAL FEATURES | ITEM USED ON F100PW0229 ENGINE | | STYLE DESIGNATOR | ROUND | | SURFACE FINISH | 32.0 MICROINCHES RIGHT SIDE | | SURFACE FINISH | 32.0 MICROINCHES LEFT SIDE |
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