3020-00-511-9925 GEAR,SPUR Index 3040-00-511-9929 GEARSHAFT,MULTIPLE GEARS

National Stock Number:
3020-00-511-9926

Federal Supply Class:
3020

National Item Identification Number:
005119926

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:
70854196214RAYTHEON COMPANY
708541-13B150RAYTHEON COMPANY
708541-154X10RAYTHEON COMPANY
708541-196214RAYTHEON COMPANY


Techincal Specification:
CONSTRUCTIONASSEMBLED
DESIGN TYPESPUR FIRST GEAR
DESIGN TYPESPUR SECOND GEAR
HUB STYLE DESIGNATORPLAIN BOTH ENDS
HUB STYLE DESIGNATORPLAIN BETWEEN FIRST AND SECOND GEAR
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE SECOND GEAR
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE SHAFT/HUB
MATERIALALUMINUM ALLOY 2024 SECOND GEAR
MATERIALSTEEL COMP 303 SHAFT/HUB
NOMINAL OUTSIDE DIAMETER0.5278 INCHES SECOND GEAR
PRECISION CLASSIFICATIONQUALITY NUMBER 10 OR QUALITY NUMBER 11 ALL GEARS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE SECOND GEAR
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-STD-171,FINISH NO.5.4.1 MIL STD SINGLE TREATMENT RESPONSE SHAFT/HUB
SURFACE TREATMENTANODIZE SECOND GEAR
SURFACE TREATMENTPASSIVATE SHAFT/HUB


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