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		                             National Stock Number: 3020-00-492-0343
  Federal Supply Class: 3020
  National Item Identification Number: 004920343
  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:
 | 1382121 | 98889 | AEROCONTROLEX GROUP, INC. |  | 1382121-1 | 98889 | AEROCONTROLEX GROUP, INC. |   
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  Techincal Specification:
 | MATERIAL | STEEL OVERALL |  | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758,COND F MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |  | SURFACE TREATMENT | OXIDE OVERALL |  | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |  | CONSTRUCTION | SOLID |  | DESIGN TYPE | SPUR FIRST GEAR |   | SPUR SECOND GEAR |  | NOMINAL OUTSIDE DIAMETER | 0.817 INCHES FIRST GEAR |   | 0.254 INCHES SECOND GEAR |  | NOMINAL OVERALL LENGTH | 1.095 INCHES |  | HUB STYLE DESIGNATOR | PLAIN BETWEEN FIRST AND SECOND GEAR |   | 1 STEP BOTH ENDS |  | HUB NOMINAL LENGTH | 0.135 INCHES FIRST END |   | 0.247 INCHES SECOND END |   | 0.440 INCHES BETWEEN FIRST AND SECOND GEAR |  | HUB NOMINAL DIAMETER | 0.150 INCHES BETWEEN FIRST AND SECOND GEAR |   | 0.092 INCHES BOTH ENDS |   
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