Large tooth spur gears
Problem:
Lubrication, H2O contact, premature wear
Solution:
Replaced metal gears
Eliminated lubrication
Large OD, small metal core
OD 13.5", 2" face, helical
Problem:
Oil leaks, house keeping
Solution:
Replaced metal gears
Verified life expectancy to be 10+ years
Other benefits:
Reduced vibration
Lower mass allows higher speeds