3020-01-214-9399 GEAR,SPUR Index 3010-01-214-9401 GEARCASE-MOTOR

National Stock Number:
3020-01-214-9400

Federal Supply Class:
3020

National Item Identification Number:
012149400

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.


Manufacturer Information:
2301810773342ALLISON TRANSMISSION INC
23018107T0534HEMA DISLI SANAYI VE TIC.A.S.


Techincal Specification:
BORE NOMINAL DIAMETER2.400 INCHES SECOND END
BORE STYLEW/COUNTERBORE SECOND END
CONSTRUCTIONWELDED
COUNTERBORE NOMINAL DEPTH0.800 INCHES SECOND END
COUNTERBORE NOMINAL DIAMETER2.5500 INCHES SECOND END
DESIGN TYPESPUR SECOND GEAR
DESIGN TYPESPUR FIRST GEAR
HARDNESS RATING60.0 ROCKWELL C MINIMUM OVERALL
HUB NOMINAL DIAMETER2.880 INCHES BETWEEN FIRST AND SECOND GEAR
HUB NOMINAL DIAMETER3.545 INCHES FIRST END
HUB NOMINAL LENGTH0.160 INCHES FIRST END
HUB NOMINAL LENGTH0.460 INCHES BETWEEN FIRST AND SECOND GEAR
HUB STYLE DESIGNATORPLAIN BETWEEN FIRST AND SECOND GEAR
HUB STYLE DESIGNATORPLAIN FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONSAE 8620 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 8620 OVERALL
NOMINAL OUTSIDE DIAMETER8.4900 INCHES FIRST GEAR
NOMINAL OUTSIDE DIAMETER3.3610 INCHES SECOND GEAR
NOMINAL OVERALL LENGTH2.540 INCHES


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