3020-00-249-9927 GEAR,HELICAL Index 3020-00-249-9929 GEAR,HELICAL

National Stock Number:
3020-00-249-9928

Federal Supply Class:
3020

National Item Identification Number:
002499928

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:
006935989926NEW HOLLAND CONSTRUCTION
0069359-889926NEW HOLLAND CONSTRUCTION
06935989926NEW HOLLAND CONSTRUCTION


Techincal Specification:
MATERIALSTEEL OVERALL
HARDNESS RATING58.0 ROCKWELL C MINIMUM AND
65.0 ROCKWELL C MAXIMUM OVERALL
TEETH QUANTITY36
TEETH TYPESINGLE HELIX
TOOTH FORMSTANDARD
TOOTH DIRECTIONLEFT
PRESSURE ANGLE20.0000 DEGREES
HELIX ANGLE22.6200 DEGREES
STYLE DESIGNATORONE PROTRUDING HUB, ONE RECESSED HUB
PITCH DIAMETER5.5714 INCHES NOMINAL
NOMINAL OVERALL LENGTH2.375 INCHES
NOMINAL OUTSIDE DIAMETER5.855 INCHES
FACE NOMINAL WIDTH1.812 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.562 INCHES FIRST END
NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END0.500 INCHES SECOND END
BORE STYLEINVOLUTE SPLINE BOTH ENDS
BORE NOMINAL DIAMETER2.638 INCHES BOTH ENDS
SPLINE QUANTITY21 BOTH ENDS
SPLINE PITCH DIAMETER2.6250 INCHES NOMINAL BOTH ENDS
HUB STYLE DESIGNATORPLAIN BOTH ENDS
HUB NOMINAL DIAMETER3.250 INCHES FIRST END
3.500 INCHES SECOND END
BODY STYLEWEBBED, SOLID
SPECIAL FEATURES2.812 BY 30 DEG CHAMBER BOTH ENDS OF BORE


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