Herreshoff Manufacturing Seawanhaka One-Design

Fractional Sloop · Long keel w/trans. hung rudder · 1916–present

Specifications

Dimensions

Weights

Ballast / displacement

31.6%

Rig & sail area

Rig

Fractional Sloop

Ratios

SA / displacement

17.3

Displacement / length

414.2

Comfort ratio

25.6

Capsize screening

1.80

Hull speed

5.4 kn

Pounds / inch immersion

400

Hull

Hull type

Long keel w/trans. hung rudder

Construction

Wood

Ballast type

Lead

Production

Years built

1916–present

Designer

N.G.Herreshoff, Nathanael G. Herreshoff

Builder

Herreshoff Manufacturing, Herreshoff Mfg. Co.

Design & history

Variants

Curated reference notes

Not yet featured in any indexed video.