Jacob van Heemskerck-class frigate

Jacob van Heemskerck in New York, 2004
Class overview
Name	Jacob van Heemskerck class (L type)
Builders	Royal Schelde Shipyard
Operators	Royal Netherlands Navy  Chilean Navy
Preceded by	Tromp-class frigate
Succeeded by	De Zeven Provinciën-class
Built	1981-1986
In commission	1986-2020
Planned	2
Completed	2
Retired	2
General characteristics
Type	Anti-aircraft warfare (AAW) frigate
Displacement	3,000 tons standard 3,750 tons full load
Length	130 m (426 ft 6 in)
Beam	14.5 m (47 ft 7 in)
Draught	4.4 m (14 ft 5 in)
Propulsion	2 shaft Combined gas or gas (COGOG) system: 2 Rolls-Royce Tyne RM1C gas turbines, 4,900 shp (3,700 kW) each 2 Rolls-Royce Olympus TM3B gas turbines, 25,700 shp (19,200 kW) each (boost)
Speed	30 kn (56 km/h; 35 mph) maximum 20 kn (37 km/h; 23 mph) cruising
Range	4,700 nmi (8,700 km; 5,400 mi) at 16 kn (30 km/h; 18 mph)
Complement	197
Sensors and processing systems	Radar LW-08 SMART-S Mk1 2 x STIR-240 STIR-180 ZW-06 Sonar PHS-36
Armament	4 × Mk46 torpedo tubes (2 twin mounts) 8 × RGM-84 Harpoon anti-ship missile launchers (2 quad mounts) 1 × RIM-66 Standard SAM from a Mk13 Guided Missile Launch System (40 missiles total) 8 × RIM-7 NATO Sea Sparrow SAM from a Mk29 Guided Missile Launch System (8 missile in the launcher and 16 in the magazine) 1 × Goalkeeper 30 mm CIWS gun system 2 × 20 mm guns

The Jacob van Heemskerck-class frigate was a class of frigates of the Royal Netherlands Navy.^[1] They were designed to be an air defence version of the Kortenaer class.^[2] The helicopter was replaced by a Standard medium range surface-to-air missile (SAM) system and associated radars. Two ships were built for the Royal Netherlands Navy.^[3] In 2005 they were sold to the Chilean Navy.