SWAN 431

SWAN 431 drawing

Sailboat Specifications


Hull Type:
Fin with rudder on skeg
Rigging Type:
Masthead Sloop
LOA:
43.25 ft / 13.18 m
LWL:
33.33 ft / 10.16 m
Beam:
13.41 ft / 4.09 m
S.A. (reported):
896.00 ft2 / 83.24 m2
Draft (max):
7.40 ft / 2.26 m
Displacement:
26,500 lb / 12,020 kg
Ballast:
11,900 lb / 5,398 kg
S.A./Disp.:
16.19
Bal./Disp.:
44.91
Disp./Len.:
319.52
Construction:
FG
Ballast Type:
Lead
First Built:
1976
Last Built:
1978
# Built:
32
Builder:
Nautor
Designer:
Sparkman & Stephens

Auxiliary Power/Tanks (orig. equip.)

Make:
Perkins
Model:
4.108 M
Type:
Diesel
HP:
37
Fuel:
40 gals / 151 L

Sailboat Calculations

S.A./Disp.:
16.19
Bal./Disp.:
44.91
Disp./Len.:
319.52
Comfort Ratio:
35.55
Capsize Screening Formula:
1.80
S#:
1.55

Rig and Sail Particulars

I:
59.00 ft / 17.98 m
J:
17.95 ft / 5.47 m
P:
53.25 ft / 16.23 m
E:
13.75 ft / 4.19 m
S.A. Fore:
529.53 ft2 / 49.19 m2
S.A. Main:
366.09 ft2 / 34.01 m2
S.A. Total (100% Fore + Main Triangles)
895.62 ft2 / 83.21 m2
S.A./Disp. (calc.):
16.19
Est. Forestay Len.:
61.67 ft / 18.80 m

Accommodations

Water:
100 gals / 379 L

Notes

S&S #2238-C1.

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