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National Stock Number:
3020-00-311-8709
Federal Supply Class:
3020
National Item Identification Number:
003118709
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:
| 01770-0067 | 79343 | ASRC FEDERAL FACILITIES LOGISTICS, LLC | | 01770-0067 | 93568 | HARSCO CORP BMY-COMBAT SYSTEMS DIV |
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Techincal Specification:
| BORE NOMINAL DIAMETER | 1.253 INCHES BOTH ENDS | | BORE STYLE | PLAIN BOTH ENDS | | CONSTRUCTION | SOLID | | DESIGN TYPE | SPUR SECOND GEAR | | DESIGN TYPE | SPUR FIRST GEAR | | FURNISHED ITEMS AND QUANTITY | 1 EXTERNALLY LUBRICATED BEARING | | HARDNESS RATING | 58.0 ROCKWELL C MINIMUM AND 63.0 ROCKWELL C MAXIMUM OVERALL | | HUB NOMINAL LENGTH | 0.188 INCHES BETWEEN FIRST AND SECOND GEAR | | HUB NOMINAL LENGTH | 0.500 INCHES FIRST END | | HUB STYLE DESIGNATOR | 1 GROOVE FIRST END | | HUB STYLE DESIGNATOR | PLAIN BETWEEN FIRST AND SECOND GEAR | | HUB NOMINAL DIAMETER | 2.250 INCHES FIRST END | | HUB NOMINAL DIAMETER | 2.562 INCHES BETWEEN FIRST AND SECOND GEAR | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 8620 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 8620 OVERALL | | NOMINAL OUTSIDE DIAMETER | 3.855 INCHES SECOND GEAR | | NOMINAL OUTSIDE DIAMETER | 3.245 INCHES FIRST GEAR | | NOMINAL OVERALL LENGTH | 2.844 INCHES |
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