3020-01-144-6425 GEAR,SPUR Index 3020-01-144-6427 GEARCLUSTER

National Stock Number:
3020-01-144-6426

Federal Supply Class:
3020

National Item Identification Number:
011446426

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:
115403D45152OSHKOSH CORP
115403D75Q65OSHKOSH DEFENSE LLC


Techincal Specification:
DESIGN TYPEHELICAL FIRST GEAR
DESIGN TYPESPUR SECOND GEAR
ATTACHMENT METHODMOUNTING HOLE
BORE STYLEPLAIN BOTH ENDS
BORE NOMINAL DIAMETER3.377 INCHES BOTH ENDS
CONSTRUCTIONSOLID
HARDNESS RATING58.0 ROCKWELL C MINIMUM OVERALL AND 62.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OVERALL AND AISI/SAE 8620H ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HUB NOMINAL DIAMETER4.115 INCHES BETWEEN FIRST AND SECOND GEAR
HUB NOMINAL LENGTH0.540 INCHES BETWEEN FIRST AND SECOND GEAR
HUB STYLE DESIGNATORPLAIN BETWEEN FIRST AND SECOND GEAR
III MATERIALSTEEL COMP 8620H OVERALL
PRECISION CLASSIFICATIONQUALITY NUMBER 8 ALL GEARS
PROPRIETARY CHARACTERISTICSPACS
NOMINAL OUTSIDE DIAMETER4.4645 INCHES SECOND GEAR
NOMINAL OUTSIDE DIAMETER5.9700 INCHES FIRST GEAR
NOMINAL OVERALL LENGTH3.937 INCHES


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