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National Stock Number:
3020-00-073-6643
Federal Supply Class:
3020
National Item Identification Number:
000736643
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:
| 1852475 | 03956 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 1852475 | 56232 | LOCKHEED MARTIN CORPORATION |
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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 DIAMETER | 0.3750 INCHES BETWEEN FIRST AND SECOND GEAR | | HUB STYLE DESIGNATOR | PINNED FIRST END | | HUB NOMINAL LENGTH | 0.2810 INCHES FIRST END | | MATERIAL | ALUMINUM ALLOY 2024 FIRST GEAR | | MATERIAL | STEEL COMP 303 SECOND GEAR | | MATERIAL | STEEL COMP 303 SHAFT/HUB | | NOMINAL OUTSIDE DIAMETER | 1.895 INCHES FOURTH GEAR | | NOMINAL OUTSIDE DIAMETER | 0.873 INCHES FIFTH GEAR | | NOMINAL OVERALL LENGTH | 0.562 INCHES | | NOMINAL THREAD SIZE | 0.086 INCHES BOTH ENDS | | PRECISION CLASSIFICATION | QUALITY NUMBER 10 OR QUALITY NUMBER 11 FIRST GEAR | | SURFACE TREATMENT | ANODIZE FIRST GEAR | | SURFACE TREATMENT | PASSIVATE SECOND GEAR | | SURFACE TREATMENT | PASSIVATE SHAFT/HUB | | THREAD SERIES DESIGNATOR | UNC BOTH ENDS |
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