NORTH AMERICAN 40

NORTH AMERICAN 40

Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin with rudder on skeg
Rigging Type: Masthead Sloop
LOA: 39.73 ft / 12.11 m
LWL: 32.00 ft / 9.75 m
S.A. (reported): 776.00 ft² / 72.09 m²
Beam: 12.58 ft / 3.83 m
Displacement: 17,477.00 lb / 7,927 kg
Ballast: 7,900.00 lb / 3,583 kg
Max Draft: 7.08 ft / 2.16 m
Construction: FG
Ballast Type: Lead
First Built: 1978
Last Built: 1981
# Built: 45
Builder: Morgan Yachts (USA)
Designer: Dick Carter

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Perkins
Model: 4-108
Type: Diesel

Sailboat Calculations

Definitions
S.A. / Displ.: 18.51
Bal. / Displ.: 45.20
Disp: / Len: 238.11
Comfort Ratio: 27.00
Capsize Screening Formula: 1.94
S#: 2.44
Hull Speed: 7.58 kn
Pounds/Inch Immersion: 1,438.39 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 54.00 ft / 16.46 m
J: 17.00 ft / 5.18 m
P: 47.00 ft / 14.33 m
E: 13.50 ft / 4.11 m
S.A. Fore: 459.00 ft² / 42.64 m²
S.A. Main: 317.25 ft² / 29.47 m²
S.A. Total (100% Fore + Main Triangles): 776.25 ft² / 72.12 m²
S.A./Displ. (calc.): 18.51
Est. Forestay Length: 56.61 ft / 17.25 m

Sailboat Links

Designers: Dick Carter
Builders: Morgan Yachts
Download Boat Record:

Notes

Intended as an 'Offshore' one-design and attention was paid to uniform weight and equipment.