Specifications for the
Assault Support Patrol Boat (ASPB) (Alpha Boat)
Armored Riverine Assault Boat
Country of Origin: United States
Initial Year of Service: 1969
Operators: North Vietnam; South Vietnam; United States; Vietnam
Length: 50 ft (15.24 m)
Beam: 13.7 ft (4.18 m)
Draught: 3.8 ft (1.16 m)
Displacement: 36 tons
Machinery: 2 x Detroit Diesel 12V71 engines developing 480 horsepower each @ 2,330rpm.
Surface Speed: 16 kts (18 mph)
Range: 150 miles (241 km)
1 x 12.7mm Browning heavy machine gun in dual mount.
1 x 20mm cannon (later 2x)
2 x 40mm Mk 20 automatic grenade launcher
2 x 40mm M79 single-shot grenade launcher
Also can include any crew-served weapons as needed - assault rifles, pistols, machine guns, flamethrowers and grenades.
Ship Class: Assault Support Patrol Boat
Ships-in-Class: Not Applicable.