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		                        | National Stock Number:
 3020-00-511-1157
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 005111157
 
 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:
 
 | 625605 | 06481 | NORTHROP GRUMMAN SYSTEMS CORPORATION |  | 625607 | 66672 | GUPTILL GEAR CORP |  | 62S605 | 06481 | NORTHROP GRUMMAN SYSTEMS CORPORATION | 
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 Techincal Specification:
 
 | MATERIAL | STEEL COMP 303S OVERALL |  | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7720,COND A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |  | SURFACE TREATMENT | PASSIVATE OVERALL |  | CONSTRUCTION | SOLID |  | DESIGN TYPE | SPUR FIRST GEAR |  |  | SPUR SECOND GEAR |  | NOMINAL OUTSIDE DIAMETER | 1.0667 INCHES FIRST GEAR |  |  | 0.2833 INCHES SECOND GEAR |  | NOMINAL OVERALL LENGTH | 0.818 INCHES |  | HUB STYLE DESIGNATOR | PLAIN BETWEEN FIRST AND SECOND GEAR |  |  | 2 STEPS BOTH ENDS |  | HUB NOMINAL LENGTH | 0.175 INCHES FIRST END |  |  | 0.160 INCHES SECOND END |  |  | 0.320 INCHES BETWEEN FIRST AND SECOND GEAR |  | HUB NOMINAL DIAMETER | 0.155 INCHES BETWEEN FIRST AND SECOND GEAR |  |  | 0.124 INCHES BOTH ENDS | 
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