Specifications for the
ELCO PT Boat (Patrol Torpedo)
Patrol Boat / Motor Torpedo Boat
Country of Origin: United States
Initial Year of Service: 1941
Operators: United Kingdom; United States
Length: 80ft (24.38m)
Beam: 20.7ft (6.31m)
Draught: 3.5ft (1.07m)
Machinery: 3 x Packard 3M-2500 / 4M-2500 / 5M-2500 12-cylinder gasoline engines delivering 1,200 to 1,850 horsepower each to 3 x shafts.
Surface Speed: 41kts (47mph)
Range: 282miles (454km)
4 x 21-inch (533mm) torpedo tubes for 4 x Mark 8/13 torpedoes, launchers arranged as inline pairs along port and starboard sides.
1 x 37mm OR BOFORS 40mm Dual-Purpose cannon fitted on forecastle.
1 x 20mm Oerlikon anti-aircraft cannon at stern
4 x 0.50 caliber (12.7mm) anti-aircraft, air-cooled heavy machine guns in dual mounts (2x2), one emplacement amidships and one forward, offset to starboard.
Optional 0.30 caliber machine guns, mortar launchers, rocket projectors and additional 20mm cannons (and captured 23mm anti-tank guns) as required/available.
Ship Class: PT 103-class
Ships-in-Class: PT 103-196; PT 314-367; PT 372-383; PT 486-563; PT 565-622; PT 623-624 (both cancelled); PT 731-760; PT 761-790 (all cancelled)