3020-00-647-2623 GEAR,SPUR Index 5340-00-647-2626 PLUG,EXPANSION

National Stock Number:
3020-00-647-2624

Federal Supply Class:
3020

National Item Identification Number:
006472624

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:
909184218876U S ARMY AVIATION AND MISSILE COMMAND


Techincal Specification:
ATTACHMENT METHODMOUNTING HOLE
CONSTRUCTIONSOLID
DESIGN TYPESPUR FIRST GEAR
DESIGN TYPESPUR SECOND GEAR
HUB NOMINAL DIAMETER0.940 INCHES BETWEEN FIRST AND SECOND GEAR
HUB STYLE DESIGNATORPLAIN BETWEEN FIRST AND SECOND GEAR
HUB NOMINAL LENGTH0.670 INCHES BETWEEN FIRST AND SECOND GEAR
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7493 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4617 OVERALL
NOMINAL OUTSIDE DIAMETER4.6500 INCHES FIRST GEAR
NOMINAL OUTSIDE DIAMETER1.6987 INCHES SECOND GEAR
NOMINAL OVERALL LENGTH3.845 INCHES
PRECISION CLASSIFICATIONQUALITY NUMBER 9 ALL GEARS


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