3010-01-031-8304 GEAR ASSEMBLY,SPEED DECREASER Index 3020-01-031-8306 GEAR,HELICAL

National Stock Number:
3020-01-031-8305

Federal Supply Class:
3020

National Item Identification Number:
010318305

Description:
GEAR,HELICAL

Detail:
A GEAR, CYLINDRICAL IN FORM, WITH TEETH ON THE OUTER SURFACE AT AN ANGLE TO THE AXIS OF THE GEAR. SEE ALSO GEAR, ANTIBACKLASH, HELICAL:


Manufacturer Information:
250732610001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
BODY STYLEPLAIN, SOLID
BORE STYLEW/ KEYWAY BOTH ENDS
BORE NOMINAL DIAMETER0.688 INCHES BOTH ENDS
FACE NOMINAL WIDTH0.736 INCHES
HELIX ANGLE25.0000 DEGREES
HUB NOMINAL DIAMETER0.938 INCHES FIRST END
HUB STYLE DESIGNATORPLAIN FIRST END
KEYWAY NOMINAL WIDTH0.127 INCHES BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4140H OVERALL
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.218 INCHES FIRST END
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM0.411 INCHES BOTH ENDS
NOMINAL OUTSIDE DIAMETER1.3345 INCHES
PITCH DIAMETER1.2259 INCHES NOMINAL
PRESSURE ANGLE20.0000 DEGREES
STYLE DESIGNATORPROTRUDING HUB
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-13924,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTOXIDE OVERALL
TEETH TYPESINGLE HELIX
TEETH QUANTITY20
TOOTH FORMSTANDARD
TOOTH DIRECTIONLEFT


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