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National Stock Number:
3020-00-489-0563
Federal Supply Class:
3020
National Item Identification Number:
004890563
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:
| 494A460-724-103 | 25500 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| MATERIAL | STEEL COMP 303 SHAFT/HUB | | ALUMINUM ALLOY 2024 FIRST GEAR | | ALUMINUM ALLOY 2024 SECOND GEAR | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI 303 ASSN STD SINGLE MATERIAL RESPONSE SHAFT/HUB | | QQ-A-200/3,T4 FED SPEC SINGLE MATERIAL RESPONSE FIRST GEAR | | QQ-A-200/3,T4 FED SPEC SINGLE MATERIAL RESPONSE SECOND GEAR | | SURFACE TREATMENT | PASSIVATE SHAFT/HUB | | ANODIZE FIRST GEAR | | ANODIZE SECOND GEAR | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE FIRST GEAR | | MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE SECOND GEAR | | CONSTRUCTION | ASSEMBLED | | DESIGN TYPE | SPUR FIRST GEAR | | SPUR SECOND GEAR | | NOMINAL OUTSIDE DIAMETER | 2.000 INCHES FIRST GEAR | | 1.8960 INCHES SECOND GEAR | | NOMINAL OVERALL LENGTH | 0.470 INCHES | | PRECISION CLASSIFICATION | QUALITY NUMBER 10 OR | | QUALITY NUMBER 11 ALL GEARS | | BORE STYLE | PLAIN BOTH ENDS | | BORE NOMINAL DIAMETER | 0.250 INCHES BOTH ENDS | | HUB STYLE DESIGNATOR | PINNED FIRST END | | HUB NOMINAL LENGTH | 0.220 INCHES FIRST END | | HUB NOMINAL DIAMETER | 0.500 INCHES FIRST END | | ATTACHMENT METHOD | MOUNTING HOLE | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 25500 | | DESIGN CONTROL REFERENCE | 494A460-724-103 |
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