3020-00-511-9934 GEAR CLUSTER Index 3020-00-511-9960 GEAR CLUSTER

National Stock Number:
3020-00-511-9956

Federal Supply Class:
3020

National Item Identification Number:
005119956

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:
708087-196214RAYTHEON COMPANY


Techincal Specification:
CONSTRUCTIONASSEMBLED
DESIGN TYPESPUR FIRST GEAR
DESIGN TYPESPUR SECOND GEAR
DESIGN TYPESPUR THIRD GEAR
HUB NOMINAL DIAMETER0.125 INCHES BETWEEN FIRST AND SECOND GEAR
HUB NOMINAL DIAMETER0.125 INCHES BOTH ENDS
HUB NOMINAL DIAMETER0.375 INCHES BETWEEN SECOND AND THIRD GEAR
HUB STYLE DESIGNATORPLAIN BETWEEN SECOND AND THIRD GEAR
HUB NOMINAL LENGTH0.112 INCHES FIRST END
HUB NOMINAL LENGTH0.135 INCHES SECOND END
HUB NOMINAL LENGTH0.221 INCHES BETWEEN SECOND AND THIRD GEAR
HUB NOMINAL LENGTH0.275 INCHES BETWEEN FIRST AND SECOND GEAR
HUB STYLE DESIGNATOR1 STEP BOTH ENDS
HUB STYLE DESIGNATORPLAIN BETWEEN FIRST AND SECOND GEAR
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE ALL GEARS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE SHAFT/HUB
MATERIALALUMINUM ALLOY 2024 ALL GEARS
MATERIALSTEEL COMP 303 SHAFT/HUB
NOMINAL OUTSIDE DIAMETER0.5250 INCHES THIRD GEAR
NOMINAL OUTSIDE DIAMETER1.0250 INCHES SECOND GEAR
NOMINAL OUTSIDE DIAMETER1.5250 INCHES FIRST GEAR
NOMINAL OVERALL LENGTH1.347 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE ALL GEARS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-F-14072,FINISH E300 MIL SPEC SINGLE TREATMENT RESPONSE SHAFT/HUB
SURFACE TREATMENTANODIZE ALL GEARS
SURFACE TREATMENTPASSIVATE SHAFT/HUB


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