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National Stock Number:
3020-01-027-1132
Federal Supply Class:
3020
National Item Identification Number:
010271132
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:
| 2122458 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| CONSTRUCTION | SOLID | | DESIGN TYPE | SPUR FIRST GEAR | | DESIGN TYPE | SPUR SECOND GEAR | | HARDNESS RATING | 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM TEETH | | HUB STYLE DESIGNATOR | 1 STEP FIRST END | | HUB STYLE DESIGNATOR | PLAIN BETWEEN FIRST AND SECOND GEAR | | HUB STYLE DESIGNATOR | PLAIN SECOND END | | HUB NOMINAL DIAMETER | 2.559 INCHES SECOND END | | HUB NOMINAL DIAMETER | 2.756 INCHES FIRST END | | HUB NOMINAL DIAMETER | 2.781 INCHES BETWEEN FIRST AND SECOND GEAR | | HUB NOMINAL LENGTH | 0.5625 INCHES BETWEEN FIRST AND SECOND GEAR | | HUB NOMINAL LENGTH | 1.4375 INCHES SECOND END | | HUB NOMINAL LENGTH | 2.1875 INCHES FIRST END | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 8620 OVERALL | | NOMINAL OUTSIDE DIAMETER | 3.114 INCHES SECOND GEAR | | NOMINAL OUTSIDE DIAMETER | 4.499 INCHES FIRST GEAR | | NOMINAL OVERALL LENGTH | 12.125 INCHES | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-P-16232,TYPE M,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PHOSPHATE OVERALL |
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