ALLMAND 31

ALLMAND 31 insignia ALLMAND 31 photo ALLMAND 31 drawing

Sailboat Specifications


Hull Type:
Fin with rudder on skeg
Rigging Type:
Masthead Sloop
LOA:
30.75 ft / 9.37 m
LWL:
27.92 ft / 8.51 m
Beam:
11.33 ft / 3.45 m
S.A. (reported):
461.00 ft2 / 42.83 m2
Draft (max):
3.83 ft / 1.17 m
Displacement:
11,100 lb / 5,035 kg
Ballast:
4,300 lb / 1,950 kg
S.A./Disp.:
14.87
Bal./Disp.:
38.74
Disp./Len.:
227.68
Construction:
FG
Ballast Type:
Lead or Iron
First Built:
1978
Last Built:
1985
Builder:
Allmand Boats Inc. (USA)
Designer:
Walter Scott & T. R. Allmand

Auxiliary Power/Tanks (orig. equip.)

Make:
Universal
Model:
M16 or M35
Type:
Diesel
Fuel:
28 gals / 106 L

Sailboat Calculations

S.A./Disp.:
14.87
Bal./Disp.:
38.74
Disp./Len.:
227.68
Comfort Ratio:
23.52
Capsize Screening Formula:
2.04
S#:
2.17

Rig and Sail Particulars

I:
41.00 ft / 12.50 m
J:
12.00 ft / 3.66 m
P:
34.40 ft / 10.49 m
E:
12.50 ft / 3.81 m
S.A. Fore:
246.00 ft2 / 22.85 m2
S.A. Main:
215.00 ft2 / 19.97 m2
S.A. Total (100% Fore + Main Triangles)
461.00 ft2 / 42.83 m2
S.A./Disp. (calc.):
14.87
Est. Forestay Len.:
42.72 ft / 13.02 m

Accommodations

Water:
40 gals / 151 L

Sailboat Links

Notes

First introduced as the SAIL 31.
A similar model was advertised as the ALLMAND 312 (same hull and deck) with some differences in the interior layout.
Tall rig:
I: 43.0'/13.11m
J: 12.0'/3.66m
P: 36.3'/11.06m
E: 12.5'/3.81m
Dimensions from orig. builder literature.

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