3020-01-101-1816 GEAR,SPUR Index 4810-01-101-1819 ACTUATOR,ELECTROMECHANICAL,ROTAR

National Stock Number:
3020-01-101-1818

Federal Supply Class:
3020

National Item Identification Number:
011011818

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:
1173294019200US ARMY ARDEC RDECOM


Techincal Specification:
CONSTRUCTIONSOLIDSOLID
DESIGN TYPESPUR FIRST GEARSPUR FIRST GEAR
DESIGN TYPESPUR SECOND GEARSPUR SECOND GEAR
HARDNESS RATING28.0 ROCKWELL C MINIMUM AND 28.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL38.0 ROCKWELL C MAXIMUM OVERALL
HUB NOMINAL LENGTH0.220 INCHES FIRST END0.220 INCHES FIRST END
HUB NOMINAL LENGTH0.2200 INCHES SECOND END0.2200 INCHES SECOND END
HUB NOMINAL DIAMETER0.250 INCHES BOTH ENDS0.250 INCHES BOTH ENDS
HUB NOMINAL DIAMETER0.500 INCHES BETWEEN FIRST AND SECOND GEAR0.500 INCHES BETWEEN FIRST AND SECOND GEAR
HUB NOMINAL LENGTH0.851 INCHES BETWEEN FIRST AND SECOND GEAR0.851 INCHES BETWEEN FIRST AND SECOND GEAR
HUB STYLE DESIGNATORPLAIN BETWEEN FIRST AND SECOND GEARPLAIN BETWEEN FIRST AND SECOND GEAR
HUB STYLE DESIGNATORPLAIN BOTH ENDSPLAIN BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-764,COND H FED SPEC SINGLE MATERIAL RESPONSE OVERALLQQ-S-764,COND H FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 416 OVERALLSTEEL COMP 416 OVERALL
NOMINAL OUTSIDE DIAMETER0.780 INCHES SECOND GEAR0.780 INCHES SECOND GEAR
NOMINAL OVERALL LENGTH1.726 INCHES1.726 INCHES
NOMINAL OUTSIDE DIAMETER2.310 INCHES FIRST GEAR2.310 INCHES FIRST GEAR
SPECIAL FEATURES5 LIGHTENING HOLES 0.688 IN. DIA THROUGH FIRST END GEAR FACE,EQUALLY SPACED ON 1.358 IN. CIRCLE DIA5 LIGHTENING HOLES 0.688 IN. DIA THROUGH FIRST END GEAR FACE,EQUALLY SPACED ON 1.358 IN. CIRCLE DIA
PRECISION CLASSIFICATIONQUALITY NUMBER 12 ALL GEARSQUALITY NUMBER 12 ALL GEARS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-STD-171,FINISH NO. 5.4.1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALLMIL-STD-171,FINISH NO. 5.4.1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALLPASSIVATE OVERALL


Click here to Register for Free 30-day Trial