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National Stock Number:
3120-00-735-9088
Federal Supply Class:
3120
National Item Identification Number:
007359088
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:
| 196626H1 | 29510 | KOMATSU AMERICAN INTL CO | | 259491C1 | 31007 | NAVISTAR INTL CORP | | 6771858 | 0L7R7 | TECMOTIV (USA), INC. | | 6771858 | 24617 | GENERAL MOTORS CORP | | 259491C1 | 92679 | NAVISTAR INTL CORP MELROSE PARK ENGINE PLANT LOCATION /MELROSE PARK/ | | 3120007359088 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE | | 8348808 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 6771858 | 30379 | EUCLID INC | | 6771858 | 73342 | ALLISON TRANSMISSION INC |
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Techincal Specification:
| MATERIAL | STEEL OVERALL | | HARDNESS RATING | 20.0 ROCKWELL C MINIMUM AND | | 39.0 ROCKWELL C MAXIMUM OVERALL | | STYLE DESIGNATOR | ROUND W/SQUARE KEYS | | KEY LENGTH | 0.1100 INCHES MINIMUM AND | | 0.1400 INCHES MAXIMUM | | OUTSIDE DIAMETER | 9.7800 INCHES MINIMUM AND | | 9.8200 INCHES MAXIMUM | | KEY WIDTH | 1.0920 INCHES MINIMUM AND | | 1.1020 INCHES MAXIMUM | | KEY QUANTITY | 8 | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | OVERALL THICKNESS | 0.1970 INCHES MINIMUM AND | | 0.2010 INCHES MAXIMUM | | CENTER HOLE SHAPE STYLE | ROUND | | DIAMETER | 7.5600 INCHES NOMINAL | | SURFACE CONDITION | GROUND | | SPECIAL FEATURES | PERIPHERY FLATTED EA SIDE OF KEYS TO 9.7000 IN. ACROSS FLATS |
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