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National Stock Number:
3020-00-415-6522
Federal Supply Class:
3020
National Item Identification Number:
004156522
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:
| 2852307 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| ATTACHMENT METHOD | MOUNTING HOLE | | BORE STYLE | PLAIN BOTH ENDS | | BORE NOMINAL DIAMETER | 0.188 INCHES BOTH ENDS | | CONSTRUCTION | ASSEMBLED | | DESIGN TYPE | SPUR FIRST GEAR | | DESIGN TYPE | SPUR SECOND GEAR | | HUB NOMINAL LENGTH | 0.140 INCHES BETWEEN FIRST AND SECOND GEAR | | HUB STYLE DESIGNATOR | PLAIN BETWEEN FIRST AND SECOND GEAR | | HUB STYLE DESIGNATOR | PLAIN FIRST END | | HUB NOMINAL DIAMETER | 0.313 INCHES FIRST END | | HUB NOMINAL DIAMETER | 0.500 INCHES BETWEEN FIRST AND SECOND GEAR | | HUB NOMINAL LENGTH | 0.016 INCHES FIRST END | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B150,ALLOY 623 ASSN STD SINGLE MATERIAL RESPONSE SECOND GEAR | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,CLASS 303,COND A FED SPEC SINGLE MATERIAL RESPONSE FIRST GEAR | | MATERIAL | COPPER ALLOY SECOND GEAR | | MATERIAL | STEEL COMP 303 FIRST GEAR | | NOMINAL OUTSIDE DIAMETER | 0.831 INCHES FIRST GEAR | | NOMINAL OUTSIDE DIAMETER | 0.664 INCHES SECOND GEAR | | NOMINAL OVERALL LENGTH | 0.312 INCHES | | PRECISION CLASSIFICATION | QUALITY NUMBER 10 OR QUALITY NUMBER 12 ALL GEARS | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171,FINISH NO. 5.4.1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL |
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