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National Stock Number:
3020-00-318-1149
Federal Supply Class:
3020
National Item Identification Number:
003181149
Description:
GEAR CLUSTER
Detail:
A cylindrical item having a full 360 degree (6.282 radians) complement of teeth on two or more surfaces. It may be a one-piece casting or composed of two or more separate items firmly held together by welding, rivets, pins, or the like, to form a single unit. It is designed to mount on a shaft. For items consisting of a shaft with an integral complement(s) or gear teeth, see GEARSHAFT (as modified). Excludes GEAR SUBASSEMBLY, SPEED DECREASER.
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Manufacturer Information:
| 741KB2146 | 76040 | MACK TRUCKS INC PARTS OPN | | 8332949 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| BORE NOMINAL DIAMETER | 2.375 INCHES BOTH ENDS | | BORE STYLE | PLAIN BOTH ENDS | | CONSTRUCTION | SOLID | | DESIGN TYPE | HELICAL FIRST GEAR | | DESIGN TYPE | SPUR SECOND GEAR | | HARDNESS RATING | 80.0 ROCKWELL A MINIMUM AND 83.0 ROCKWELL A MAXIMUM OVERALL | | HUB NOMINAL LENGTH | 0.031 INCHES SECOND END | | HUB NOMINAL LENGTH | 0.120 INCHES BETWEEN FIRST AND SECOND GEAR | | HUB NOMINAL LENGTH | 0.125 INCHES FIRST END | | HUB STYLE DESIGNATOR | PLAIN BETWEEN FIRST AND SECOND GEAR | | HUB STYLE DESIGNATOR | PLAIN BOTH ENDS | | HUB NOMINAL DIAMETER | 3.000 INCHES BOTH ENDS | | HUB NOMINAL DIAMETER | 3.094 INCHES BETWEEN FIRST AND SECOND GEAR | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-13048 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | NOMINAL OUTSIDE DIAMETER | 5.383 INCHES FIRST GEAR | | NOMINAL OUTSIDE DIAMETER | 3.536 INCHES SECOND GEAR | | NOMINAL OVERALL LENGTH | 2.773 INCHES |
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