3020-00-792-4273 GEAR CLUSTER Index 3020-00-792-4275 GEAR CLUSTER

National Stock Number:
3020-00-792-4274

Federal Supply Class:
3020

National Item Identification Number:
007924274

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:
7211478P103538LOCKHEED MARTIN CORPORATION


Techincal Specification:
ATTACHMENT METHODCLAMP
BACKLASH DESIGNATIONGRADE C ALL GEARS
BORE STYLEPLAIN BOTH ENDS
BORE NOMINAL DIAMETER0.125 INCHES BOTH ENDS
CONSTRUCTIONSOLID
DESIGN TYPESPUR FIRST GEAR
DESIGN TYPESPUR SECOND GEAR
HUB NOMINAL DIAMETER0.155 INCHES SECOND END
HUB NOMINAL DIAMETER0.183 INCHES FIRST END
HUB NOMINAL DIAMETER0.530 INCHES BETWEEN FIRST AND SECOND GEAR
HUB STYLE DESIGNATORPLAIN BETWEEN FIRST AND SECOND GEAR
HUB STYLE DESIGNATORPLAIN SECOND END
HUB STYLE DESIGNATORSPLIT FIRST END
HUB NOMINAL LENGTH0.015 INCHES SECOND END
HUB NOMINAL LENGTH0.110 INCHES BETWEEN FIRST AND SECOND GEAR
HUB NOMINAL LENGTH0.240 INCHES FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 2024 OVERALL
NOMINAL OUTSIDE DIAMETER0.717 INCHES FIRST GEAR
NOMINAL OUTSIDE DIAMETER1.030 INCHES SECOND GEAR
NOMINAL OVERALL LENGTH0.605 INCHES
PRECISION CLASSIFICATIONQUALITY NUMBER 10 OR QUALITY NUMBER 11 ALL GEARS


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