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National Stock Number:
3020-00-161-8207
Federal Supply Class:
3020
National Item Identification Number:
001618207
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:
| 180665-1 | 71791 | CURTISS-WRIGHT CONTROLS, INC. |
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Techincal Specification:
| BORE STYLE | PLAIN FIRST END | | BORE STYLE | W/COUNTERBORE SECOND END | | BORE NOMINAL DIAMETER | 0.620 INCHES BOTH ENDS | | CONSTRUCTION | SOLID | | COUNTERBORE NOMINAL DIAMETER | 1.750 INCHES SECOND END | | COUNTERBORE NOMINAL DEPTH | 0.245 INCHES SECOND END | | DESIGN TYPE | SPUR FIRST GEAR | | DESIGN TYPE | SPUR SECOND GEAR | | HARDNESS RATING | 54.0 ROCKWELL C MINIMUM AND 56.0 ROCKWELL C MAXIMUM OVERALL | | HUB NOMINAL DIAMETER | 1.212 INCHES FIRST END | | HUB NOMINAL DIAMETER | 1.750 INCHES BETWEEN FIRST AND SECOND GEAR | | HUB STYLE DESIGNATOR | 1 STEP BETWEEN FIRST AND SECOND GEAR | | HUB STYLE DESIGNATOR | PLAIN FIRST END | | HUB NOMINAL LENGTH | 0.370 INCHES BETWEEN FIRST AND SECOND GEAR | | HUB NOMINAL LENGTH | 0.700 INCHES FIRST END | | MATERIAL | STEEL OVERALL | | NOMINAL OUTSIDE DIAMETER | 1.212 INCHES FIRST GEAR | | NOMINAL OUTSIDE DIAMETER | 3.711 INCHES SECOND GEAR | | NOMINAL OVERALL LENGTH | 1.655 INCHES | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-8837,TYPE 2,CLASS MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL |
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