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National Stock Number:
3120-00-661-5916
Federal Supply Class:
3120
National Item Identification Number:
006615916
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:
| 207100 | 23926 | KOMATSU AMERICA INTL CO | | 223799 | 23926 | KOMATSU AMERICA INTL CO | | 76206 | 23926 | KOMATSU AMERICA INTL CO | | D76206 | 23926 | KOMATSU AMERICA INTL CO |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | CHAMFERED FIRST INSIDE CORNER | | CORNER SHAPE | CHAMFERED SECOND INSIDE CORNER | | CORNER SHAPE | SQUARE FIRST OUTSIDE CORNER | | CORNER SHAPE | SQUARE SECOND OUTSIDE CORNER | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | DIAMETER | 3.3760 INCHES MINIMUM AND 3.3870 INCHES MAXIMUM | | OUTSIDE DIAMETER | 4.1720 INCHES MINIMUM AND 4.1880 INCHES MAXIMUM | | OVERALL THICKNESS | 0.1500 INCHES MINIMUM AND 0.1520 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL | | MATERIAL | STEEL COMP 1010 OR STEEL COMP 1015 OVERALL | | SPECIAL FEATURES | FIRST INSIDE CORNER CHAMFERED 0.020 IN.MIN 0.040 IN.MAX BY 45.0 DEG | | STYLE DESIGNATOR | ROUND | | SURFACE CONDITION | GROUND |
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