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National Stock Number:
3120-00-741-4267
Federal Supply Class:
3120
National Item Identification Number:
007414267
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:
| 112046R1 | 92679 | NAVISTAR INTL CORP MELROSE PARK ENGINE PLANT LOCATION /MELROSE PARK/ | | 7414267 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | M307547 | 61465 | GARWOOD/FELLER INC GARWOOD WINCH DIV |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE FIRST INSIDE CORNER | | CORNER SHAPE | SQUARE FIRST OUTSIDE CORNER | | CORNER SHAPE | SQUARE FOURTH OUTSIDE CORNER | | CORNER SHAPE | SQUARE SECOND INSIDE CORNER | | CORNER SHAPE | SQUARE SECOND OUTSIDE CORNER | | CORNER SHAPE | SQUARE THIRD OUTSIDE CORNER | | CROSS-SECTIONAL SHAPE STYLE | SHOULDERED | | DIAMETER | 1.7550 INCHES MINIMUM AND 1.7650 INCHES MAXIMUM | | FEATURES PROVIDED | CASEHARDENED | | FLANGE THICKNESS | 0.1500 INCHES MINIMUM AND 0.1600 INCHES MAXIMUM | | HARDNESS RATING | 80.1 ROCKWELL A MINIMUM AND 82.8 ROCKWELL A MAXIMUM OVERALL | | LUBRICATION FEATURE | GROOVE FLAT BEARING SURFACE | | OUTSIDE DIAMETER | 2.7500 INCHES NOMINAL | | OVERALL THICKNESS | 0.1720 INCHES MINIMUM AND 0.1770 INCHES MAXIMUM | | MATERIAL | LUBRICANT LUBRICATION | | MATERIAL | STEEL COMP 1018 OVERALL | | SHANK OUTSIDE DIAMETER | 2.1250 INCHES NOMINAL | | STYLE DESIGNATOR | ROUND |
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