NSN 3020-01-121-0615

Part Details | HELICAL GEAR

3020-01-121-0615 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: 8N1358, 4L6702, 3020-01-121-0615, 01-121-0615, 3020011210615, 011210615

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30OCT 30, 198101-121-061505464 ( GEAR, HELICAL )
REFERENCE DRAWINGS & PICTURES

WEBBED, WITH LIGHTENING HOLES

HUBLESS, RECESSED BODY

Cross Reference | NSN 3020-01-121-0615
Part Number Cage Code Manufacturer
8N135811083CATERPILLAR INC.DBA CATERPILLAR
4L670211083CATERPILLAR INC.DBA CATERPILLAR
Technical Data | NSN 3020-01-121-0615
Characteristic Specifications
TEETH QUANTITY25
TEETH TYPE SINGLE HELIX
TOOTH FORM STANDARD
TOOTH DIRECTION LEFT
PRESSURE ANGLE20.0000 DEGREES
HELIX ANGLE6.0000 DEGREES
BACKLASH DESIGNATION GRADE D
STYLE DESIGNATOR HUBLESS, RECESSED BODY
PITCH DIAMETER4.5740 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER4.773 INCHES
FACE NOMINAL WIDTH1.000 INCHES
BODY STYLE WEBBED, WITH LIGHTENING HOLES
SPECIAL FEATURESEND ITEM CATERPILLAR D-398TH DIESEL ENGINE