3020-00-517-3920 GEAR,HELICAL Index 3020-00-517-3924 GEAR,HELICAL

National Stock Number:
3020-00-517-3922

Federal Supply Class:
3020

National Item Identification Number:
005173922

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:
370879500WESTINGHOUSE ELECTRIC CORP
370880231WESTINGHOUSE ELECTRIC CORP STURTEVANT DIV
370890099NORTHROP GRUMMAN SYSTEMS CORPORATION
D15-508BPC5579500WESTINGHOUSE ELECTRIC CORP
D15-508BPC5580231WESTINGHOUSE ELECTRIC CORP STURTEVANT DIV
D15-508BPC5590099NORTHROP GRUMMAN SYSTEMS CORPORATION
D15-508DPC5579500WESTINGHOUSE ELECTRIC CORP
D15-508DPC5580231WESTINGHOUSE ELECTRIC CORP STURTEVANT DIV
D15-508DPC5590099NORTHROP GRUMMAN SYSTEMS CORPORATION
D15-508IPC5579500WESTINGHOUSE ELECTRIC CORP
D15-508IPC5580231WESTINGHOUSE ELECTRIC CORP STURTEVANT DIV
D15-508IPC5590099NORTHROP GRUMMAN SYSTEMS CORPORATION
DD445S4901-60PC5580064NAVAL SHIP SYSTEMS COMMAND
DD445S4901-62PC5580064NAVAL SHIP SYSTEMS COMMAND
DD445S4901-67PC580064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
BODY STYLEWEBBED, SOLID
BORE STYLETAPERED W/KEYWAY SECOND END
FACE NOMINAL WIDTH3.312 INCHES
HELIX ANGLE10.0000 DEGREES
HUB STYLE DESIGNATORPLAIN BOTH ENDS
HUB NOMINAL DIAMETER5.500 INCHES FIRST END
HUB NOMINAL DIAMETER5.500 INCHES SECOND END
KEYWAY NOMINAL WIDTH0.625 INCHES BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-890,CLASS B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
NOMINAL OUTSIDE DIAMETER29.4670 INCHES
NOMINAL OVERALL LENGTH4.750 INCHES
PITCH DIAMETER29.3000 INCHES NOMINAL
PRESSURE ANGLE20.0000 DEGREES
STYLE DESIGNATORONE PROTRUDING HUB, ONE RECESSED HUB
TEETH QUANTITY293
TEETH TYPESINGLE HELIX
TOOTH FORMSTANDARD
TOOTH DIRECTIONRIGHT


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