3020-00-894-0945 GEAR,HELICAL Index 1287-00-894-0947 CARD,EXTENDER

National Stock Number:
3020-00-894-0946

Federal Supply Class:
3020

National Item Identification Number:
008940946

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:
167666010001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
BODY STYLEWEBBED, SOLID
BORE STYLEINVOLUTE SPLINE BOTH ENDS
FACE NOMINAL WIDTH1.500 INCHES
HARDNESS RATING48.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM TEETH
HELIX ANGLE15.0000 DEGREES
HUB STYLE DESIGNATORPLAIN BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 4340 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4340 OVERALL
PITCH DIAMETER8.0752 INCHES NOMINAL
PRESSURE ANGLE20.0000 DEGREES
SPLINE PITCH DIAMETER1.3750 INCHES NOMINAL BOTH ENDS
SPLINE QUANTITY11 BOTH ENDS
STYLE DESIGNATORFLUSH HUB
TEETH QUANTITY78
TEETH TYPESINGLE HELIX
TOOTH DIRECTIONLEFT
TOOTH FORMSTANDARD


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