| Swan 431 | |
| Designer: | Sparkman & Stephens |
| Location: | Finland |
| Year: | 1976 |
| No Built: | 32 |
| Builder: | Oy Nautor AB |
| Role: | Cruiser-Racer |
| Draft: | 7.4feet |
| Displacement: | 265000NaN0 |
| Hull Type: | monohull |
| Construction: | glassfibre |
| Loa: | 43.25feet |
| Lwl: | 33.33feet |
| Beam: | 13.41feet |
| Engine: | Perkins Engines 4-108M 370NaN0 diesel engine |
| Keel Type: | swept fin keel |
| Ballast: | 119000NaN0 |
| Rudder Type: | Skeg-mounted rudder |
| Rig Type: | Bermuda rig |
| I: | 59feet |
| J: | 17.92feet |
| P: | 53.25feet |
| E: | 13.75feet |
| Sailplan: | Masthead sloop |
| Sailarea Main: | 366.09square feet |
| Sailarea Headsail: | 529.53square feet |
| Sailarea Total: | 895.62square feet |
| Phrf: | 84-93 |
The Swan 431 is a Finnish sailboat that was designed by Sparkman & Stephens cruiser-racer and first built in 1976. The boat is Sparkman & Stephens' design #2238-C1.[1] [2] [3] [4]
The design was built by Oy Nautor AB in Finland, from 1976 to 1978 with 32 boats completed, but it is now out of production.[1] [2] [5] [6]
The Swan 431 is a recreational keelboat, built predominantly of glassfibre, with wood trim. It has a masthead sloop rig, a raked stem, a reverse transom, a skeg-mounted rudder controlled by a wheel and a fixed swept fin keel. It displaces 265000NaN0 and carries 119000NaN0 of ballast.[1] [2]
The boat has a draft of 7.4feet with the standard keel.[1] [2]
The boat is fitted with a British Perkins Engines 4-108M diesel engine of 370NaN0 for docking and manoeuvring. The fuel tank holds and the fresh water tank has a capacity of .[1] [2]
The design has sleeping accommodation for nine people, with a double "V"-berth in the bow cabin, two straight settee berths and two pilot berths in the main cabin and two aft cabins with a double berth in the starboard cabin and a single berth in the port cabin. The galley is located on the port side just abeam of the companionway ladder. The galley is of straight configuration and is equipped with a three-burner stove, an ice box and a sink. A navigation station is opposite the galley, on the starboard side. There are two heads, one just aft of the bow cabin on the port side and one on the starboard side aft.[1] [2]
The design has a hull speed of 7.74kn and a PHRF handicap of 84 to 93.[1] [2] [7]