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National Stock Number:
3120-01-361-7166
Federal Supply Class:
3120
National Item Identification Number:
013617166
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:
| 10044544 | 11862 | GENERAL MOTORS CORP CHEVROLET MOTOR DIV SPECIAL PRODUCTS DEPT | | 10044544 | 7X677 | GENERAL MOTORS LLC |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | DIAMETER | 38.86 MILLIMETERS MINIMUM AND 39.62 MILLIMETERS MAXIMUM | | HARDNESS RATING | 83.0 ROCKWELL B MINIMUM AND 102.0 ROCKWELL B MAXIMUM OVERALL | | OUTSIDE DIAMETER | 59.9 MILLIMETERS MINIMUM AND 61.0 MILLIMETERS MAXIMUM | | OVERALL THICKNESS | 3.34 MILLIMETERS MINIMUM AND 3.39 MILLIMETERS MAXIMUM | | MATERIAL | OIL LUBRICATING LUBRICATION | | MATERIAL | IRON CAST OVERALL | | STYLE DESIGNATOR | ROUND | | SPECIAL FEATURES | SIX HOLES EQUALLY SPACED 4.20 NOM;TWO HOLES 6.60 MM MIN 7.30 MM MAX | | SURFACE CONDITION | GROUND | | SURFACE TREATMENT | PHOSPHATE ZINC OVERALL |
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