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National Stock Number:
3120-01-269-5313
Federal Supply Class:
3120
National Item Identification Number:
012695313
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:
| 183079-5 | 71791 | CURTISS-WRIGHT CONTROLS, INC. |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | CHAMFERED FIRST OUTSIDE CORNER | | CORNER SHAPE | CHAMFERED SECOND OUTSIDE CORNER | | CORNER SHAPE | SQUARE FIRST INSIDE CORNER | | CORNER SHAPE | SQUARE SECOND INSIDE CORNER | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | DIAMETER | 0.9400 INCHES NOMINAL | | HARDNESS RATING | 60.0 ROCKWELL C MINIMUM AND 63.0 ROCKWELL C MAXIMUM OVERALL | | OUTSIDE DIAMETER | 1.4260 INCHES NOMINAL | | OVERALL THICKNESS | 0.3760 INCHES MINIMUM AND 0.3780 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS6491 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP M50 OVERALL | | SPECIAL FEATURES | USED ON F-16C/D | | STYLE DESIGNATOR | ROUND | | SURFACE FINISH | 32.0 MICROINCHES LARGEST OUTSIDE DIAMETER | | SURFACE FINISH | 63.0 MICROINCHES LEFT SIDE | | SURFACE FINISH | 63.0 MICROINCHES RIGHT SIDE | | SURFACE TREATMENT | CADMIUM OVERALL |
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