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		                             National Stock Number: 3020-00-250-8619
  Federal Supply Class: 3020
  National Item Identification Number: 002508619
  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:
 | 1676654 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |   
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  Techincal Specification:
 | MATERIAL | ALUMINUM ALLOY 2024 OVERALL |  | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |  | SURFACE TREATMENT | CHROMATE OVERALL |  | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |  | CONSTRUCTION | SOLID |  | DESIGN TYPE | SPUR FIRST GEAR |   | SPUR SECOND GEAR |  | NOMINAL OUTSIDE DIAMETER | 2.540 INCHES FOURTH GEAR |   | 1.416 INCHES FIFTH GEAR |  | NOMINAL OVERALL LENGTH | 0.562 INCHES |  | PRECISION CLASSIFICATION | QUALITY NUMBER 12 FIRST GEAR |  | BORE STYLE | PLAIN BOTH ENDS |  | HUB NOMINAL LENGTH | 0.312 INCHES BETWEEN FIRST AND SECOND GEAR |  | THE MANUFACTURERS DATA |  |  | MANUFACTURERS CODE | 10001 |  | DESIGN CONTROL REFERENCE | 1676654 |   
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