3020-00-250-8081 GEAR,HELICAL Index 3020-00-250-8085 GEAR,HELICAL

National Stock Number:
3020-00-250-8082

Federal Supply Class:
3020

National Item Identification Number:
002508082

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:
22885410001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
228854PC5610001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
BODY STYLEPLAIN, SOLID
BORE NOMINAL DIAMETER1.3120 INCHES BOTH ENDS
BORE STYLEPLAIN BOTH ENDS
COUNTERBORE NOMINAL DEPTH0.482 INCHES FIRST END
COUNTERBORE NOMINAL DIAMETER1.5748 INCHES BOTH ENDS
FACE NOMINAL WIDTH0.750 INCHES
HARDNESS RATING51.6 ROCKWELL C NOMINAL OVERALL
HELIX ANGLE24.6200 DEGREES
HUB NOMINAL DIAMETER2.000 INCHES FIRST END
HUB NOMINAL DIAMETER2.000 INCHES SECOND END
HUB STYLE DESIGNATORPLAIN BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4620 OVERALL
PITCH DIAMETER3.5000 INCHES NOMINAL
PRESSURE ANGLE14.5000 DEGREES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.188 INCHES BOTH ENDS
NOMINAL OUTSIDE DIAMETER3.6813 INCHES
STYLE DESIGNATORPROTRUDING HUBS
TEETH QUANTITY35
TEETH TYPESINGLE HELIX
TOOTH DIRECTIONRIGHT
TOOTH FORMSTANDARD


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