NSN 3020-00-989-7903

Part Details | HELICAL GEAR

3020-00-989-7903 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: 18273D, A18273, 3020-00-989-7903, 00-989-7903, 3020009897903, 009897903

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30JAN 01, 196200-989-790305464 ( GEAR, HELICAL )
REFERENCE DRAWINGS & PICTURES

PLAIN, SOLID

HUBLESS

Cross Reference | NSN 3020-00-989-7903
Part Number Cage Code Manufacturer
18273D42498DAR ELECTRONICS INCDBA NATIONAL RADIO CO
A1827342498DAR ELECTRONICS INCDBA NATIONAL RADIO CO
Technical Data | NSN 3020-00-989-7903
Characteristic Specifications
TEETH QUANTITY20
TEETH TYPE SINGLE HELIX
TOOTH FORM STANDARD
TOOTH DIRECTION RIGHT
PRESSURE ANGLE20.0000 DEGREES
HELIX ANGLE45.0000 DEGREES
PRECISION CLASSIFICATIONU$V
STYLE DESIGNATOR HUBLESS
PITCH DIAMETER0.5900 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER0.6320 INCHES
FACE NOMINAL WIDTH0.125 INCHES
BODY STYLE PLAIN, SOLID