10-22
Selection Guide
Rudder Torque Data Sheet
TORQUE DATA SHEETS
PLANING HULLS
ONLY
Boat speed:...................................
knots
Number of rudders:.......................
Rudder area (projected area): ......
square feet
Propeller diameter: .......................
feet
Perpendicular distance from the
rudder shaft to the propeller: ........
feet
Distance measured parallel to
the rudder shaft from the base
of the rudder to the center of
the lower bearings: .......................
feet
Average rudder chord length:.......
feet
Perpendicular distance from the
waterline to the rudder base:........
feet
Rudder shaft diameter: .................
inches
Shaft power:..................................
horsepower
C
B
A
CL
CL
Lower Rudder Bearing
A
= Perpendicular distance
from the rudder shaft to
the propeller.
B = Distance parallel to rudder
shaft from rudder base to
center of lower rudder
bearing.
C
= Perpendicular distance from
waterline to rudder base.
Note:
Formula
presumes 23-27%
counterbalance
Projected area of rudder =
(H+W) - (C+B
)
PLEASE TAKE A MOMENT TO COMPLETE
THIS FORM AND
RETURN IT VIA FAX TO: 604-279-2202
FORMULA
DATA
NOTICE
Please include a detailed drawing of your rudder to
assist with rudder load calculations.
Summary of Contents for 188 Center Console 2014
Page 1: ...188CC 188 Center Console OWNER ASSISTANCE MANUAL Revised 2014...
Page 30: ...29 Appendix 188CC...
Page 31: ......
Page 32: ...Hydraulic Steering System 31...
Page 33: ...SUGGESTED UNDERWAY OCCUPANT POSITIONS 188 CC WEIGHT SHOULD BE EVENLY DISTRIBUTED...
Page 34: ......
Page 35: ......
Page 36: ......
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Page 45: ...vi Selection Guide...
Page 51: ...1 6 Selection Guide...
Page 55: ...2 4 Selection Guide...
Page 81: ...4 8 Selection Guide...
Page 131: ...11 2 Selection Guide...