What is a pt boat?


What does PT mean on a boat?

Introduction. PT (Patrol, Torpedo) boats were small, fast, and expendable vessels for short range oceanic scouting, armed with torpedoes and machine guns for cutting enemy supply lines and harassing enemy forces. Forty-three PT squadrons, each with 12 boats were formed during World War II by the U.S. Navy.

Did a PT boat ever sink a ship?

Originally conceived as anti-ship weapons, PT boats were publicly credited with sinking several Japanese warships during the period between December 1941 and the fall of the Philippines in May 1942 – even though the Navy knew the claims were all false.

How fast can a PT boat go?

Patrol torpedo boat PT-109

United States
Installed power 4,500 horsepower (3,400 kW)
Propulsion 3 × 12-cylinder Packard W-14 M2500 gasoline engines 3 × shafts
Speed 41 knots (76 km/h; 47 mph) maximum (trials)

Are PT boats still made?

Today, just four combat-veteran PT boats still exist in the United States; of those, only PT-305 is fully restored and operational, complete with original-model engines.

Were PT boats used in Vietnam?

PTFs were the Vietnam War’s version of the famous PT boats used in World War II. They were heavily armed, near-coastal gunboats, used mostly by special forces.

How many engines do PT boats have?

Wooden-hulled, 80 feet long with a 20-foot, 8-inch beam, the Elco PT boats had three 12-cylinder Packard gasoline engines generating a total of 4,500 horsepower for a designed speed of 41 knots.

What was the fastest boat in WW2?

Thor Love and Thunder – The Loop

Propulsion: 3: Daimler Benz twenty-cylinder diesel engines MB 501; 3,960 hp
Speed: 43.8 knots
Range: 800 nm at 30 knots
Complement: 24–30

Are any of the PT-109 crew still alive?

Gerard Zinser, the last surviving crewman from the sinking of John F. Kennedy’s PT 109 in the South Pacific in World War II, died on Aug. 21 at a hospital in Orange Park, Fla. He was 82.

How many PT boats did JFK command?

That brought the number of men aboard to 13—a number that spooked superstitious sailors. Lieutenant Hank Brantingham, a PT veteran who had served with Bulkeley in the famous MacArthur rescue, led the four boats in Kennedy’s group.

What kind of boat did JFK have?

Manitou is a 62-foot-long (18.9 m) performance cruising yacht designed and built for racing on the Great Lakes and specifically to win the Chicago-Mackinac Race. It notably served as a presidential yacht for United States president John F.

What engines were used in PT boats?

The Packard 4M-2500 V12 engine was utilized in almost all U.S. Navy World War II PT boats.

How many PT boats were built in ww2?

During World War II the Elco Naval Division of the Electric Boat Co., in Bayonne, N.J., built nearly 400 patrol torpedo, or PT, boats for the U.S. Navy. Of those, 326 were 80 feet long—the largest in their class.

What replaced PT boats?

MK VI patrol boat missions “The 85ft patrol boats replaced the ageing patrol boat fleet of Naval Expeditionary Combat Command (NECC) and support the Coastal Riverine Force (CRF). “

What happened to PT boats after WW2?

After the war, most of the remaining PT boats were destroyed by the US Navy because they were too expensive for a peacetime Navy. Each boat had three Packard 3A-2500, V-12 aircraft engines with as much as 1,850 hp each, which consumed vast quantities of high-octane gasoline.

How did PT boats fire torpedoes?

WW2 PT boats generally carried four torpedoes when configured for anti-ship duty. A single torpedo sight was used to aim all four torpedoes. The torpedoes were launched when the PT boat had been steered in the direction you wanted the torpedoes to go.

How many PT boats were lost in Vietnam?

All vessels of the class saw action during the war in Vietnam, being employed by the special forces for clandestine operations along the coast of North Vietnam. During these operations six boats were lost; one (PTF 4) in 1964 and five more in 1966.

Does the US still have a Brown-Water Navy?

Later that same year, in combination with US Navy Task Force 117 they formed the Mobile Riverine Force. In 1970, for the last time since the Civil War, the Navy stood down the last of its brown-water navy units, as they were turned over to the South Vietnamese and Cambodian governments under the Vietnamization policy.

What is a Navy swift boat?

Patrol Craft Fast (PCF), also known as Swift Boats, were all-aluminum, 50-foot (15 m) long, shallow-draft vessels operated by the United States Navy, initially to patrol the coastal areas and later for work in the interior waterways as part of the brown-water navy to interdict Vietcong movement of arms and munitions, …

How many PT boats were sunk during World War II?


At the end of WW2, of the 531 patrol torpedo boats built, only 69 were lost, including losses to enemy fire, storms, accidents, friendly fire, or simply being worn out.

How fast were PT boats in WWII?

Three Packard Marine gasoline engines powered the boats to a top speed of 45 knots. At the end of World War II, the expense of returning PT boats to the United States from overseas was considered prohibitive, so most boat were stripped of useful materials and burned.

What was the fastest warship ever built?

The Iowas

The Iowas were the first U.S. Navy battleships to make speed a primary value, and achieved the speed through a longer hull and more powerful machinery. Indeed, the Iowas are the fastest battleships ever built, outpacing even the Italian Littorios by a knot or two.

Are there any German E boats left?

There is just one surviving E-boat, identified as S-130. It was built as hull No. 1030 at the Schlichting boatyard in Travemünde. S-130 was commissioned on 21 October 1943 and took an active part in the war, participating in the Exercise Tiger attack and attacks on the D-Day invasion fleet.

What was the best carrier of ww2?

Enterprise earned 20 battle stars, the most for any U.S. warship in World War II, and was the most decorated U.S. ship of World War II. She was also the first American ship to sink a full-sized enemy warship after the Pacific War had been declared when her aircraft sank the Japanese submarine I-70 on 10 December 1941.

What happened to JFK’s PT boat?

Although the wreckage was still afloat, it was taking on water, and it capsized on the morning of August 2. After a discussion of options, the men abandoned the remains of PT 109 and struck out for an islet three and a half miles away.

Did JFK see PT-109?

After seeing the film, President Kennedy called PT 109 a “good product,” but he worried about the length of the film at 2 hours and 20 minutes. He said, “It’s just a question of whether there’s too much of it”.

How true is the movie PT-109?

Kennedy and co-starring Ty Hardin, James Gregory, Robert Culp, Robert Blake, Norman Fell and even an uncredited George Takei (Hikaru Sulu of Star Trek: The Original Series), the film is a fairly accurate depiction of JFK’s naval service in the South Pacific as the commander of a motor torpedo boat given the Navy …

Has the wreck of PT-109 been found?

A National Geographic expedition has found the WWII patrol boat that became a cornerstone of the Kennedy legend. A National Geographic expedition led by explorer Robert Ballard has found what is believed to be the remains of John F. Kennedy’s PT-109.

What rank was JFK in the Navy?


Captain / Lieutenant (naval) (O-3)

Rank order Highest rank President
9 Captain Abraham Lincoln
Ronald Reagan
Lieutenant John F. Kennedy
Jimmy Carter

Was there a real PT 73?

The real-life PT-73 was finished on August 12, 1942 by Higgins Industries, Iinc., New Orleans. It was 78 feet (24 m) long, weighed 56 tons and had a top speed of 40 knots. It was assigned to Motor Torpedo Boat Squadron 13 under the command of Commander James B. Denny, USN.

Does the US president have a yacht?

USS Sequoia (presidential yacht)

What does PT in PT-109 stand for?

patrol torpedo

On August 1, 1943, a Japanese destroyer rams an American PT (patrol torpedo) boat, No. 109, slicing it in two. The destruction is so massive other American PT boats in the area assume the crew is dead.

Who built PT-109?

PT-109 was laid down on March 4, 1942, in Bayonne, NJ. Built by the Electric Launch Company (Elco), the boat was the seventh vessel in the 80-ft. PT-103-class. Launched on June 20, it was delivered to the US Navy the following month and fitted out at the Brooklyn Navy Yard.

How did PT boats muffle their engines?

While PT-boats had an option to muffle their engines by routing the exhaust underwater, no such option was on either the 63′ or 85′ rescue boats, so with straight pipes, stealth operations were not an option on most rescue boats.

Does the Navy still have river boats?

The small unit riverine craft (SURC) is rigid-hull, armed and armored patrol boat used by the U.S. Marines and U.S. Navy to maintain control of rivers and inland waterways.

Who has the best torpedoes in World War II?

Nicknamed the “Long Lance” by naval historian Samuel Eliot Morrison, the Japanese Type 93 was the best torpedo of World War II.

Does the Navy still use patrol boats?

Naval News: Since 2017, have any new 40-foot Patrol Boats been delivered to the U.S. Navy, and if so, how many as of 2022? NAVSEA: A total of 56 [40-foot Patrol] boats have been awarded to Metal Shark Boats and as of 9 May 2022, 20 boats have been delivered to the U.S. Navy. Naval News: What is the name of the PB(X)…

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