TYPE: Five-seat amphibian.

PROGRAMME: Developed from Seawind 2000 through Seawind 3000, which first flew 23 August 1982; both versions sold as kits; now discontinued.
Factory-constructed Seawind 300C is being prepared for certification in late 2004 by FAA and Transport Canada, with deliveries to start in 2005. Trials aircraft N46SW had flown 1,640 hours by July 2003. Certification flying by two preproduction aircraft, first having been due to fly in March 2004.

CUSTOMERS: Around 170 kits sold and 57 flying by end 2003; orders currently being taken for certified examples.

COSTS: US$289,700 (2003).

DESIGN FEATURES: Intended to be first-ever composites amphibian to receive certification.

FLYING CONTROLS: Conventional and manual. Slotted flaps and flaperons.

STRUCTURE: Entire aircraft constructed from glass fibre, vinylester resin and foam composites.

LANDING GEAR: Nosewheel type, retractable. Trailing-link-main gear, nosewheel retracts rearwards. Single-step hull with stabilising floats in downturned wingtips. Honda outboard motor mounted internally for manoeuvring on water.

POWER PLANT: One 224 kW (300 hp) Textron Lycoming IO-540-K1H5 flat-six, driving Hartzell Scimitar three-blade, constant-speed propeller. Fuel capacity 280 litres (74.0 US gallons; 61.6 Imp gallons) in main fuel tanks with option to increases to 416 litres (110 US gallons; 91.6 Imp gallons).

ACCOMMODATION: Pilot and three or four passengers in enclosed cabin. Front bucket seats move forward and aft; rear seats hinge forward for access to cabin baggage area and are easily removable. Retractable cargo net.

AVIONICS: Three packages available, based around UPS products. Optional IFR layouts include full 'glass cockpit' from Avidyne systems with full moving map and EFIS displays.
Comms: UPS Apollo audio intercom, GPS/com and Mode C transponder.
Radar: Goodrich Stormscope.
Flight: Optional Century Trident autopilot.

EQUIPMENT: Automatic bilge pump.