3020-00-273-1744 GEAR,HELICAL Index 3020-00-273-1749 GEAR,HELICAL

National Stock Number:
3020-00-273-1745

Federal Supply Class:
3020

National Item Identification Number:
002731745

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:
313-4200-468107PC680064NAVAL SHIP SYSTEMS COMMAND
313-4200-468108PC680064NAVAL SHIP SYSTEMS COMMAND
WW6650217PC624446GENERAL ELECTRIC COMPANY
WW6650218PC1424446GENERAL ELECTRIC COMPANY
342-4200-543424PC1480064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
ATTACHMENT METHODMOUNTING HOLE
BODY STYLEWEBBED, OFFSET, SOLID
BOLT HOLE CIRCLE NOMINAL DIAMETER5.500 INCHES AXIALLY THROUGH BODY FIRST END
FACE NOMINAL WIDTH2.000 INCHES
HUB NOMINAL DIAMETER2.750 INCHES FIRST END
HUB NOMINAL DIAMETER2.750 INCHES SECOND END
HUB STYLE DESIGNATORPLAIN BOTH ENDS
KEYWAY NOMINAL WIDTH0.375 INCHES BOTH ENDS
PITCH DIAMETER9.7750 INCHES NOMINAL
MOUNTING HOLE THREAD QUANTITY PER INCH11 AXIALLY THROUGH BODY FIRST END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.500 INCHES SECOND END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END1.125 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER10.0250 INCHES
NOMINAL OVERALL LENGTH3.625 INCHES
SPECIAL FEATURESFIRST END OF HUB CHAMFERED 30 DEG BY 5/8 IN. DEEP,END OF HUB COUNTERSUNK 45 DEG BY 1/16 IN. DEEP
STYLE DESIGNATORPROTRUDING HUBS
TEETH QUANTITY59
TEETH TYPESINGLE HELIX
TOOTH DIRECTIONLEFT
TOOTH FORMSTANDARD


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