Arsenal VG-33

Specifications

1st Flight 1939

Crew: 1

Length: 8.55 m (28 ft 1 in)

Wingspan: 10.8 m (35 ft 5 in)

Height: 3.31 m (10 ft 10 in)

Wing area: 14 m2 (150 sq ft)

Empty weight: 2,050 kg (4,519 lb)

Gross weight: 2,655 kg (5,853 lb)

Powerplant: 1 × Hispano-Suiza 12Y-31 V-12 liquid-cooled piston engine, 641 kW (860 hp)

Performance

Maximum speed: 558 km/h (347 mph, 301 kn)

Range: 1,200 km (750 mi, 650 nmi)

Service ceiling: 11,000 m (36,000 ft)

Wing loading: 164 kg/m2 (34 lb/sq ft)

Power/mass: 0.24 kW/kg (0.146 hp/lb)

Armament

1 × 20 mm Hispano-Suiza HS.404 cannon

4 × 7.5 mm MAC 1934 machine guns

Variants

VG-30 – The original powerplant was the Potez 12Dc flat-12 air-cooled inline engine, but the prototype was fitted with a Hispano-Suiza 12Xcrs, and flew in this form in October 1938.

VG-31 – Hispano-Suiza 12Y-31 powered prototype.

VG-32 – Allison V-1710C-15 powered prototype.

VG-33 – First production model with Hispano-Suiza 12Y-31 engine (160 near completion at Fall of France. Unknown number completed.)

VG-34 – 697 kW (935 hp) Hispano-Suiza 12Y-45 engine. 360 mph (600 km/h). Prototype only.

VG-35 – VG-33 variant with newer engine. One built.

VG-36 – 746 kW (1,000 hp) Hispano-Suiza 12Y-51 engine. Prototype only.

VG-37 – Extended-range version of the VG-36. Not built.

VG-38 – projected for Hispano-Suiza 12Y-77 engine. Not built.

VG-39 – 954 kW (1,280 hp) Hispano-Suiza 12Z engine. 393 mph (655 km/h). 6x 7.5 mm MAC 1934 machine guns. Prototype only.

VG-39bis – proposed production version powered by a Hispano-Suiza 12Z-17.

VG-40 – projected variant powered by a Rolls Royce Merlin III.

VG-50 – projected variant powered by an Allison V-1710-39. (N.B. The designation VG 50 was also used for a projected four-engined trans-atlantic transport)

VG-60 – The ultimate projected variant powered by a 1,000 hp Hispano-Suiza 12Y-51 supercharged by a two-stage Sidlowsky-Planiol turbo-charger.

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