3020-01-073-1156 GEAR,SPUR Index 3020-01-073-1158 GEAR,ANTIBACKLASH,SPUR

National Stock Number:
3020-01-073-1157

Federal Supply Class:
3020

National Item Identification Number:
010731157

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:
12470009205LOCKHEED MARTIN CORP ELECTRONICS AND MISSILES DIV
12470033596TRI-AEROTECH INC
12470067074TRIVENT ENGINEERING, INCORPORATED


Techincal Specification:
BORE STYLEW/COUNTERBORE SECOND END
BORE NOMINAL DIAMETER0.655 INCHES SECOND END
CONSTRUCTIONWELDED
COUNTERBORE NOMINAL DIAMETER0.8120 INCHES SECOND END
COUNTERBORE NOMINAL DEPTH0.750 INCHES SECOND END
DESIGN TYPESPUR FIRST GEAR
DESIGN TYPESPUR SECOND GEAR
MATERIALSTEEL OVERALL
NOMINAL OUTSIDE DIAMETER1.6000 INCHES SECOND GEAR
NOMINAL OVERALL LENGTH0.810 INCHES
NOMINAL OUTSIDE DIAMETER4.1000 INCHES FIRST GEAR
SURFACE TREATMENTPHOSPHATE MANGANESE OVERALL


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