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National Stock Number:
3120-00-379-6507
Federal Supply Class:
3120
National Item Identification Number:
003796507
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:
| 611058PC1 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| MATERIAL | STEEL COMP 1211 OR | | STEEL COMP 1212 OR | | STEEL COMP 1213 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-18411,CL 2 MIL SPEC ALL MATERIAL RESPONSES OVERALL | | STYLE DESIGNATOR | ROUND | | OUTSIDE DIAMETER | 1.4375 INCHES NOMINAL | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | OVERALL THICKNESS | 0.1850 INCHES MINIMUM AND | | 0.1870 INCHES MAXIMUM | | CENTER HOLE SHAPE STYLE | ROUND | | DIAMETER | 0.9860 INCHES MINIMUM AND | | 0.9880 INCHES MAXIMUM | | SURFACE FINISH | 125.0 MICROINCHES LEFT SIDE | | 125.0 MICROINCHES RIGHT SIDE | | SPECIAL FEATURES | SIDES MUST BE SQUARE WITH I.D. WITHIN 0.0010 IN. TOTAL INDICATOR READING |
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