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		                        | National Stock Number:
 3020-00-719-5576
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 007195576
 
 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:
 
 | 484C39 | 63665 | CEF INDUSTRIES INC ENVIRON DIV |  | 484C39 | 78062 | SARGENT AEROSPACE & DEFENSE, LLC | 
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 Techincal Specification:
 
 | MATERIAL | STEEL COMP 4620 OVERALL |  | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7493,COMP 4620 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |  | SURFACE TREATMENT | CADMIUM SHAFT/HUB |  | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE SHAFT/HUB |  | HARDNESS RATING | 60.0 ROCKWELL C NOMINAL OVERALL |  | CONSTRUCTION | ASSEMBLED |  | DESIGN TYPE | WORM WHEEL FIRST GEAR |  |  | SPUR SECOND GEAR |  | NOMINAL OUTSIDE DIAMETER | 1.400 INCHES FIRST GEAR |  |  | 6.682 INCHES SECOND GEAR |  | NOMINAL OVERALL LENGTH | 8.270 INCHES |  | BORE STYLE | PLAIN BOTH ENDS |  | BORE NOMINAL DIAMETER | 0.437 INCHES BOTH ENDS |  | SPLINE QUANTITY | 23 FIRST END |  | SPLINE PITCH DIAMETER | 0.7188 INCHES NOMINAL FIRST END |  | HUB STYLE DESIGNATOR | PLAIN BOTH ENDS |  | HUB NOMINAL LENGTH | 3.9750 INCHES FIRST END |  |  | 1.8910 INCHES SECOND END |  |  | 1.404 INCHES BETWEEN FIRST AND SECOND GEAR |  | ATTACHMENT METHOD | MOUNTING HOLE |  | THE MANUFACTURERS DATA |  |  | MANUFACTURERS CODE | 63665 |  | DESIGN CONTROL REFERENCE | 484C39 | 
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