San Juan 21
 San Juan 21-2 | |
| Development | |
|---|---|
| Designer | Don Clark |
| Location | United States |
| Year | 1970 |
| No. built | 2600 (all models) |
| Builder(s) | Clark Boat Company |
| Boat | |
| Boat weight | 1,250 lb (567 kg) |
| Draft | 4.00 ft (1.22 m) with centerboard down |
| Hull | |
| Type | Monohull |
| Construction | Fiberglass |
| LOA | 20.50 ft (6.25 m) |
| LWL | 17.50 ft (5.33 m) |
| Beam | 7.00 ft (2.13 m) |
| Engine type | Outboard motor |
| Hull appendages | |
| Keel/board type | centerboard |
| Ballast | 400 lb (181 kg) |
| Rudder(s) | transom-mounted rudder |
| Rig | |
| Rig type | Bermuda rig |
| I (foretriangle height) | 22.50 ft (6.86 m) |
| J (foretriangle base) | 8.21 ft (2.50 m) |
| P (mainsail luff) | 23.00 ft (7.01 m) |
| E (mainsail foot) | 8.75 ft (2.67 m) |
| Sails | |
| Sailplan | Fractional rigged sloop |
| Mainsail area | 100.63 sq ft (9.349 m2) |
| Jib/genoa area | 92.36 sq ft (8.581 m2) |
| Total sail area | 192.99 sq ft (17.929 m2) |
| Racing | |
| PHRF | 252 (average) |
The San Juan 21 is an American trailerable sailboat, that was designed by Don Clark as and first built in 1970.[1][2]
Production
The design was built by the Clark Boat Company in Kent, Washington, United States, but it is now out of production. A total of 2600 San Juan 21s were completed.[1][3]
The design was introduced at the 1970 Seattle Boat Show and was well received.[3]
Design
The San Juan 21 is a small recreational keelboat, built predominantly of fiberglass, with wood trim. It has a fractional sloop rig, a raked stem, a slightly reverse transom, a transom-hung rudder controlled by a tiller and a centerboard keel.[1][2]
The boat has a draft of 4.00 ft (1.22 m) with the centerboard extended and 1.00 ft (0.30 m) with it retracted, allowing beaching or ground transportation on a trailer.[1]
The boat is normally fitted with a small outboard motor for docking and maneuvering.[1]
The design has a hull speed of 5.52 kn (10.22 km/h).[4][5]
Variants
- San Juan 21 or Mark I
- This model was introduced in 1970 and produced until 1977. It has a length overall of 20.50 ft (6.2 m), a waterline length of 17.50 ft (5.3 m), the design displacement was 1,250 lb (567 kg), but production displacement turned out to be 1,400 lb (635 kg). It carries 400 lb (181 kg) of ballast. The boat has a PHRF racing average handicap of 252 with a high of 246 and low of 258.[1][4]
- San Juan 21-2 or Mark II
- This model was introduced in 1974 after about 1,000 of the Mark Is had been built. The Mark II has a raised deck over top of the cabin and as smaller cockpit, with a commensurately larger cabin. The Mark II was produced along side the Mark I until Mark I production ended in 1977. It has a length overall of 20.50 ft (6.2 m), a waterline length of 17.50 ft (5.3 m), displaces 1,250 lb (567 kg) and carries 400 lb (181 kg) of ballast. The boat has a PHRF racing average handicap of 252 with a high of 267 and low of 240.[2][5]
See also
Similar sailboats
References
- 1 2 3 4 5 6 Browning, Randy (2018). "San Juan 21 sailboat specifications and details". sailboatdata.com. Retrieved 28 September 2018.
- 1 2 3 Browning, Randy (2018). "San Juan 21-2 sailboat specifications and details". sailboatdata.com. Retrieved 28 September 2018.
- 1 2 Browning, Randy (2018). "Clark Boat Company 1960-1984". sailboatdata.com. Retrieved 28 September 2018.
- 1 2 InterVisionSoft LLC (2018). "Sailboat Specifications for San Juan 21". Sailing Joy. Retrieved 28 September 2018.
- 1 2 InterVisionSoft LLC (2018). "Sailboat Specifications for San Juan 21". Sailing Joy. Retrieved 28 September 2018.
External links
