The Swiftsure 40 seaborn is a 40.0ft masthead sloop designed by Ben Seaborn and built in wood by Blanchard Boat Co. (USA) since 1947.
The Swiftsure 40 seaborn is a moderate weight sailboat which is under powered. It is not stiff and has an excellent righting capability if capsized. It is best suited as a heavy bluewater cruising boat.
Main features
| Model | Swiftsure 40 seaborn | ||
| Length | 40 ft | ||
| Beam | 8.42 ft | ||
| Draft | 6 ft | ||
| Country | United states (North America) | ||
| Estimated price | $ 0 | ?? |
Ratios
| Sail area / displ. | 0 | ?? | |
| Ballast / displ. | 0 % | ||
| Displ. / length | 281.08 | ||
| Comfort ratio | 46.60 | ||
| Capsize | 1.31 |
Hull
| Hull type | Monohull fin keel | ||
| Construction | Wood | ||
| Waterline length | 30 ft | ||
| Maximum draft | 6 ft | ||
| Displacement | 17000 lbs | ||
| Ballast | 0 lbs | ||
| Hull speed | 7.34 knots |
Rigging
| Rigging | Masthead Sloop | ||
| Sail area (100%) | 0 sq.ft | ?? | |
| Air draft | 0 ft | ?? | |
| Sail area fore | 0 sq.ft | ?? | |
| Sail area main | 0 sq.ft | ?? | |
| I | 0 ft | ?? | |
| J | 0 ft | ?? | |
| P | 0 ft | ?? | |
| E | 0 ft | ?? |
Engine
| Nb engines | 1 | ||
| Total power | 0 HP | ||
| Fuel capacity | 0 gals |
Accommodations
| Water capacity | 0 gals | ||
| Headroom | 0 ft | ||
| Nb of cabins | 0 | ||
| Nb of berths | 0 | ||
| Nb heads | 0 |
Builder data
| Builder | Blanchard Boat Co. (USA) | ||
| Designer | Ben Seaborn | ||
| First built | 1947 | ||
| Last built | 0 | ?? | |
| Number built | 0 | ?? |