TYPE: Six-seat amphibian.
PROGRAMME: Prototype (01) built in six months and first flew in June 2000; public debut at Gelendzhik hydromarine exhibition in August 2000; promotion continued at MAKS, Moscow, August 2001 when L-6M first shown. A development, the LA-8 Flagman, was announced in August 2003.
CURRENT VERSIONS: L-6A: Initial version. Three-step hull. L-6M: Developed version with increased MTOW and four-step hull.
DESIGN FEATURES: High-wing amphibian. Wings strut-braced and with engines mounted on upper surface; stabilising floats at approximately three-quarter span. V-type twin fins have conventional tailplane mounted at tips. Two-step hull. Downturned wingtips.
FLYING CONTROLS: Manual, with twin fins, each having rudder. Single-piece elevator with flight-adjustable tab. Two-section slotted flaps each side. Control actuation by pushrods.
STRUCTURE: Composites, with monocoque hull.
LANDING GEAR: Tailwheel type; retractable. Mainwheels, size 400x150, retract forwards into hull; tailwheel size 255x110. Hydraulic mainwheel brakes.
POWER PLANT: Two VAZ RPD-416 piston engines, each 121 kW (163 hp), driving two-blade, fixed-pitch propellers. Two fuel tanks, combined capacity 340 litres (89.7 US gallons; 74.8 Imp gallons).
ACCOMMODATION: Six persons, including pilot(s), in three side-by-side pairs; short, sideways bench each side of rear of cabin. Dual controls. Single hatch, forward hinged, aft of wing trailing-edge.
Data apply to both versions, except where indicated.
| DIMENSIONS, EXTERNAL: | |
| Wing span | 14.20 m (46 ft 7 in) |
| Wing aspect ratio | 9.4 |
| Length overall | 10.00 m (32 ft 9¾ in) |
| Heigh overall: flying attitude | 3.00 m (9 ft 10 in) |
| normal attitude | 2.40 m (7 ft 10½ in) |
| Whell track | 1.60 m (5 ft 3 in) |
| Distance between propeller centres | 2.80 m (9 ft 2¼ in) |
| AREAS | |
| Wing, gross | 21.50 m² (231.4 sq ft) |
| WEIGHTS AND LOADINGS: | |
| Weight empty | 1,100 kg (2,425 lb) |
| T-O weight: normal | 1,600 kg (3,527 lb) |
| max: L-6A | 1,800 kg (3,968 lb) |
| L-6M | 2,000 kg (4,409 lb) |
| Max wing loading: L-6M | 93.0 kg/m² (19.05 lb/sq ft) |
| Max power loading: L-6M | 8.23 kg/kW (13.52 lb/hp) |
| PERFORMANCE: | |
| Max level speed: L-6A | 119 kt (220 km/h; 137 mph) |
| L-6M | 108 kt (200 km/h; 124 mph) |
| Cruising speed: max | 92 kt (170 km/h; 106 mph) |
| econ | 81 kt (150 km/h; 93 mph) |
| Stalling speed | 54 kt (100 km/h; 63 mph) |
| Max rate of climb at S/L: L-6A | 300 m (984 ft)/min |
| Service ceiling | 4,000 m (13,120 ft) |
| T-O run: on land | 300 m (985 ft) |
| on water | 350 m (1,150 ft) |
| Range: L-6A | 513 n miles (950 km; 590 miles) |
| L-6M | 540 n miles (1,000 km; 621 miles) |
| g limits | +3.8/-1.0 |
