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National Stock Number:
3020-00-778-3988
Federal Supply Class:
3020
National Item Identification Number:
007783988
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:
| 8633797 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| DESIGN TYPE | SPUR FIRST GEAR | | DESIGN TYPE | SPUR SECOND GEAR | | HUB NOMINAL DIAMETER | 0.281 INCHES BOTH ENDS | | HUB STYLE DESIGNATOR | 1 STEP FIRST END | | HUB STYLE DESIGNATOR | PLAIN SECOND END | | HUB NOMINAL LENGTH | 0.015 INCHES SECOND END | | HUB NOMINAL LENGTH | 0.1420 INCHES FIRST END | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-613,COMP 11,HARD FED SPEC SINGLE MATERIAL RESPONSE FIRST GEAR | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626,COMP 22,1/2H FED SPEC SINGLE MATERIAL RESPONSE SHAFT/HUB | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626,COMP 22,1/2H FED SPEC SINGLE MATERIAL RESPONSE SECOND GEAR | | MATERIAL | COPPER ALLOY OVERALL | | NOMINAL OUTSIDE DIAMETER | 0.290 INCHES FIRST GEAR | | NOMINAL OUTSIDE DIAMETER | 0.498 INCHES SECOND GEAR | | NOMINAL OVERALL LENGTH | 0.359 INCHES | | PRECISION CLASSIFICATION | QUALITY NUMBER 8 ALL GEARS | | CONSTRUCTION | ASSEMBLED | | BORE NOMINAL DIAMETER | 0.188 INCHES BOTH ENDS | | BORE STYLE | PLAIN BOTH ENDS |
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