Supermarine Seafire

Supermarine Seafire
Country	UK
Role	Carrier-based fighter
First flight	7 January 1942
Built	2646

Lla Supermarine Seafire est une version navale du Supermarine Spitfire adaptée pour être utilisée à partir de porte-avions.

Source: Wikipedia

Supermarine Seafire F Mk.17 Walk Around
Photographe	Unknow
Localisation	Inconnu
Photos	47

Supermarine Seafire 01

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Supermarine Seafire 09

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The Spitfire Goes to Sea

Lla Supermarine Seafire was the carrier-based adaptation of the legendary Spitfire. While the Royal Navy initially relied on slower aircraft like the Fulmar, the desperate need for a high-performance interceptor to combat the Luftwaffe and Japanese Zeros led to the « navalization » of the Spitfire airframe. It was a trade-off: the Seafire brought world-class speed and agility to the Fleet Air Arm, but its land-based DNA made it notoriously difficult to land on a moving, pitching carrier deck.

Attribute	Standard Specification (Seafire Mk III / Mk 47)
Rôle	Carrier-based Fighter / Interceptor
Primary Engine	Rolls-Royce Merlin 55M (Mk III) / Griffon 88 (Mk 47)
Horsepower	1,585 hp (Mk III) / 2,350 hp (Mk 47)
Armement principal	2 × 20mm Hispano cannons & 4 × .303 Browning MGs
Vitesse maximale	578 km/h (359 mph) for Mk III / 727 km/h (452 mph) for Mk 47
Stall/Landing Speed	Approx. 150 km/h (95 mph) — High for carriers
Empty Weight	2,412 kg (5,317 lbs)
Total Production	2,646 (All variants)

Design Challenges & Modifications

Lla « Sting » Hook: Early Seafires were simply « hooked Spitfires. » Later models featured a reinforced « A-frame » Ou « Sting » type arrestor hook to handle the massive deceleration of a carrier trap.
Folding Wings: Because the Spitfire’s elliptical wing was never meant to fold, the Seafire Mk III introduced a manual folding mechanism where the wingtips folded down and the main panels folded up, allowing it to fit into tight carrier hangars.
Narrow Landing Gear: The Seafire’s biggest weakness was the Spitfire’s narrow-track undercarriage. On a rolling deck, this led to frequent « ground loops » and collapses, causing more losses to accidents than to enemy combat.
The Griffon Evolution: The ultimate version, the Seafire Mk 47, featured the massive Griffon engine and contra-rotating propellers to cancel out the immense torque that otherwise made carrier takeoffs dangerous.

Operational Legacy

Operation Torch: The Seafire made its combat debut in 1942 during the invasion of North Africa, providing vital air cover for the fleet.
Kamikaze Hunter: In the Pacific, the Seafire’s incredible rate of climb made it the preferred interceptor for « Valet » patrols—standing by to intercept Japanese Kamikazes at a moment’s notice.
The Korean War: The Seafire 47 served with distinction in the opening stages of the Korean War (1950) before being replaced by the more rugged Hawker Sea Fury.