3020-00-260-1523 GEAR,HELICAL Index 8455-00-260-1593 BACKING,INSIGNIA

National Stock Number:
3020-00-260-1528

Federal Supply Class:
3020

National Item Identification Number:
002601528

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:
H1613B414709136BAY CITY SHOVELS, INC
H1613BB414709136BAY CITY SHOVELS, INC


Techincal Specification:
BODY STYLEWEBBED, WITH LIGHTENING HOLES
BORE NOMINAL DIAMETER2.229 INCHES BOTH ENDS
BORE STYLESTRAIGHT SPLINE BOTH ENDS
FACE NOMINAL WIDTH3.500 INCHES
HARDNESS RATING89.0 ROCKWELL B NOMINAL OVERALL
HELIX ANGLE17.5000 DEGREES
HUB NOMINAL DIAMETER3.250 INCHES SECOND END
HUB NOMINAL DIAMETER3.500 INCHES FIRST END
HUB STYLE DESIGNATORPLAIN BOTH ENDS
MATERIALSTEEL OVERALL
PITCH DIAMETER23.0860 INCHES NOMINAL
PRESSURE ANGLE20.0000 DEGREES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END1.625 INCHES FIRST END
NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END1.875 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER23.554 INCHES
SPECIAL FEATURESCOUNTERBORE 2ND END 0.3125 IN. DEEP BY 2.250 IN. DIA
SPLINE QUANTITY10 BOTH ENDS
STYLE DESIGNATORONE PROTRUDING HUB, ONE RECESSED HUB
TEETH TYPESINGLE HELIX
TEETH QUANTITY88
TOOTH DIRECTIONLEFT
TOOTH FORMSTANDARD


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