NSN 3020-00-851-4716

Part Details | HELICAL GEAR

3020-00-851-4716 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:

Alternate Parts: 4M9933, 4M9933, 1634410, 3020-00-851-4716, 00-851-4716, 3020008514716, 008514716

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30JAN 11, 196700-851-471605464 ( GEAR, HELICAL )
REFERENCE DRAWINGS & PICTURES

PLAIN, SOLID

PROTRUDING HUB

Cross Reference | NSN 3020-00-851-4716
Part Number Cage Code Manufacturer
4M993311083CATERPILLAR INC.DBA CATERPILLAR
4M993325496HOLT BROS
163441019207U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM
Technical Data | NSN 3020-00-851-4716
Characteristic Specifications
TEETH QUANTITY40
TEETH TYPE SINGLE HELIX
TOOTH FORM STANDARD
TOOTH DIRECTION LEFT
PRESSURE ANGLE20.0000 DEGREES
HELIX ANGLE17.7528 DEGREES
STYLE DESIGNATOR PROTRUDING HUB
PITCH DIAMETER4.2000 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER4.400 INCHES
FACE NOMINAL WIDTH0.750 INCHES
BODY STYLE PLAIN, SOLID
SPECIAL FEATURES45 DEG 3.156 IN. DIA COUNTERSINK IN BORE ON 1ST END,LETTER B STAMPED ON CENTER LINE OF TOOTH 73 DEG 5 MIN 54 SEC CCW FROM CENTER LINE OF KEYWAY,LETTER C STAMPED ON CENTERLINE OF TOOTH 130 DEG 54 MIN 6 SEC CW FROM CENTER LINE OF KEYWAY