3020-00-287-3503 GEAR,SPUR Index 3020-00-287-3519 GEAR,HELICAL

National Stock Number:
3020-00-287-3516

Federal Supply Class:
3020

National Item Identification Number:
002873516

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:
C3319516712SIEMENS ENERGY, INC.
E16047PC1116712SIEMENS ENERGY, INC.
HD264M16712SIEMENS ENERGY, INC.


Techincal Specification:
ATTACHMENT METHODMOUNTING HOLE
BODY STYLEPLAIN, SOLID
BOLT HOLE CIRCLE NOMINAL DIAMETER3.125 INCHES AXIALLY THROUGH BODY FIRST END
BORE NOMINAL DIAMETER2.125 INCHES BOTH ENDS
BORE STYLEW/ KEYWAY BOTH ENDS
FACE NOMINAL WIDTH1.750 INCHES
HELIX ANGLE48.1300 DEGREES
KEYWAY NOMINAL WIDTH0.250 INCHES BOTH ENDS
MATERIALCOPPER ALLOY OVERALL
PITCH DIAMETER4.4510 INCHES NOMINAL
PRESSURE ANGLE14.5000 DEGREES
MOUNTING HOLE TYPE AND QUANTITY4 PLAIN AXIALLY THROUGH BODY FIRST END
MOUNTING HOLE NOMINAL DIAMETER0.375 INCHES AXIALLY THROUGH BODY FIRST END
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM1.188 INCHES BOTH ENDS
NOMINAL OUTSIDE DIAMETER4.7330 INCHES
STYLE DESIGNATORHUBLESS
TEETH QUANTITY21
TEETH TYPESINGLE HELIX
TOOTH DIRECTIONLEFT


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