3020-00-825-1938 GEAR,SPUR Index 4820-00-825-1944 VALVE,BALL

National Stock Number:
3020-00-825-1940

Federal Supply Class:
3020

National Item Identification Number:
008251940

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:
223988510001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
ATTACHMENT METHODMOUNTING HOLE
BORE STYLEPLAIN BOTH ENDS
CONSTRUCTIONASSEMBLED
DESIGN TYPESPUR SECOND GEAR
DESIGN TYPESPUR FIRST GEAR
HUB NOMINAL LENGTH0.250 INCHES BETWEEN FIRST AND SECOND GEAR
NOMINAL THREAD SIZE0.112 INCHES BOTH ENDS
PRECISION CLASSIFICATIONQUALITY NUMBER 12 FIRST GEAR
THREAD SERIES DESIGNATORUNC BOTH ENDS


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