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National Stock Number:
3020-00-679-2178
Federal Supply Class:
3020
National Item Identification Number:
006792178
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:
| 9063229 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | A97-202 | 01147 | ARCH GEAR WORKS INC |
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Techincal Specification:
| MATERIAL | ALUMINUM ALLOY FIRST GEAR | | ALUMINUM ALLOY 2024 SECOND GEAR | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/4 FED SPEC SINGLE MATERIAL RESPONSE FIRST GEAR | | QQ-A-268,T4 FED SPEC SINGLE MATERIAL RESPONSE SECOND GEAR | | CONSTRUCTION | ASSEMBLED | | DESIGN TYPE | SPUR FIRST GEAR | | SPUR SECOND GEAR | | NOMINAL OUTSIDE DIAMETER | 1.6850 INCHES FIRST GEAR | | 2.2500 INCHES SECOND GEAR | | NOMINAL OVERALL LENGTH | 1.000 INCHES | | BACKLASH DESIGNATION | GRADE E ALL GEARS | | BORE STYLE | PLAIN BOTH ENDS | | BORE NOMINAL DIAMETER | 0.250 INCHES BOTH ENDS | | HUB NOMINAL LENGTH | 0.125 INCHES FIRST END | | 0.7970 INCHES SECOND END | | 0.078 INCHES BETWEEN FIRST AND SECOND GEAR |
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