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National Stock Number:
3020-00-068-7721
Federal Supply Class:
3020
National Item Identification Number:
000687721
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:
| 142643-01 | 35351 | GE AVIATION SYSTEMS LLC |
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Techincal Specification:
| BORE STYLE | PLAIN BOTH ENDS | | BORE NOMINAL DIAMETER | 0.250 INCHES BOTH ENDS | | CONSTRUCTION | SOLID | | DESIGN TYPE | SPUR FIRST GEAR | | DESIGN TYPE | SPUR SECOND GEAR | | HUB NOMINAL DIAMETER | 0.3520 INCHES FIRST END | | HUB STYLE DESIGNATOR | PLAIN FIRST END | | HUB NOMINAL LENGTH | 0.0290 INCHES FIRST END | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7720,COMP 303S MIL SPEC SINGLE MATERIAL RESPONSE FIRST GEAR | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-679,COMP 1-CANCELLED FED SPEC SINGLE MATERIAL RESPONSE SECOND GEAR | | MATERIAL | COPPER ALLOY 642 SECOND GEAR | | MATERIAL | STEEL COMP 303 FIRST GEAR | | NOMINAL OUTSIDE DIAMETER | 0.4020 INCHES SECOND GEAR | | NOMINAL OUTSIDE DIAMETER | 0.9298 INCHES FIRST GEAR | | NOMINAL OVERALL LENGTH | 0.280 INCHES | | PRECISION CLASSIFICATION | QUALITY NUMBER 10 OR QUALITY NUMBER 11 FIRST GEAR | | SURFACE TREATMENT | PASSIVATE FIRST GEAR |
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