3020-00-517-0637 GEAR,HELICAL Index 3020-00-517-0640 GEAR,HELICAL

National Stock Number:
3020-00-517-0639

Federal Supply Class:
3020

National Item Identification Number:
005170639

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:
27306B1ML14BRINKLEY TECHNOLOGY GROUP LLC
27306B28265HERCULES ENGINE CO INC
5176504627HYSTER-YALE GROUP, INC.
5176530076HYSTER-YALE GROUP, INC.


Techincal Specification:
MATERIALSTEEL OVERALL
HARDNESS RATING12.7 ROCKWELL C MINIMUM AND
21.9 ROCKWELL C MAXIMUM OVERALL
TEETH QUANTITY42
TEETH TYPESINGLE HELIX
TOOTH FORMSTANDARD
TOOTH DIRECTIONRIGHT
PRESSURE ANGLE14.5000 DEGREES
HELIX ANGLE39.5167 DEGREES
STYLE DESIGNATORRECESSED HUBS
PITCH DIAMETER5.4432 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER5.641 INCHES
FACE NOMINAL WIDTH0.875 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END0.125 INCHES BOTH ENDS
BORE STYLEW/ KEYWAY BOTH ENDS
BORE NOMINAL DIAMETER1.594 INCHES BOTH ENDS
KEYWAY NOMINAL WIDTH0.189 INCHES BOTH ENDS
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM0.893 INCHES BOTH ENDS
HUB STYLE DESIGNATORPLAIN BOTH ENDS
HUB NOMINAL DIAMETER2.313 INCHES FIRST END
2.313 INCHES SECOND END
BODY STYLEWEBBED, OFFSET, SOLID
SPECIAL FEATURESTIMING MARK 4 DEG 8 MIN 33 SEC CCW FROM CENTER LINE OF KEYWAY CHAMFER END,0.062 IN. BY 30 DEG CHAMFER ONE @END OF BORE


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