Ulsan-class Frigate (1980)

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The ROKS Kyong Buk (FF-956) at San Diego, California.

The Ulsan-class frigate is a class of multi-purpose guided missile frigates built by Republic of Korea. Presently in use with Republic of Korea Navy and Bangladesh Navy. They are planned for eventual replacement by the Incheon-class frigates.

Specifications[edit | edit source]

  • Type: Multirole Guided Missile Frigate (Hull designation symbol FF)
  • Service Period: 1981-Present
  • Characteristics:
    • Length: 340 feet 2.5 inches (103.7 meters)
    • Beam: 41.01 feet (12.5 meters)
    • Draught: 12 feet 5.61 inches (3.8 meters)
    • Displacment: 2,350 tons
  • Crew: 186 (16 officers and 170 enlisted)
  • Propulsion: CODOG 2 General Electric LM2500 Gas Turbines, 2 MTU 538 TB 82 diesel engines
  • Range: 8,000 nautical miles (14,816 kilometers) at 16 knots (29.63 km/h)
  • Speed: 34 knots (62.97 km/h)
  • Sensor Suite:
    • Signaal DA-08 air surveillance radar
    • AN/SPS-10C navigation radar
    • ST-1802 fire control radar
    • Signaal PHS-32 hull-mounted sonar
    • TB-261K towed sonar
  • Countermeasures:
    • AN/ULQ-11K ESM/ECM suite
    • 2 x Mark 36 SRBOC 6-tubed chaff/flare launchers
    • 2 x 15-tube AN/SLQ-261 torpedo acoustic countermeasures
  • Armament:
    • 2 x Otobreda 76mm/62-caliber naval guns
    • 2 x Mk.141 Harpoon AShM Launchers
    • 6 x 324mm triple fire torpedo launchers (fires Chung Sang Eo torpedoes)
    • 3 x Otobreda 40mm DARDO CIWS

Unit Run[edit | edit source]

Republic of Korea Navy[edit | edit source]

Flight I[edit | edit source]

  • ROKS Ulsan (FF-951)
  • ROKS Seoul (FF-952)
  • ROKS Hungnam (FF-953)
  • ROKS Masan (FF-955)

Flight II[edit | edit source]

  • ROKS Gyeongbuk (FF-956)

Flight III[edit | edit source]

  • ROKS Jeonnam (FF-957)
  • ROKS Jeju (FF-958)
  • ROKS Busan (FF-959)
  • ROKS Cheongju (FF-961)

Bangladesh Navy[edit | edit source]

  • BNS Bangabandhu (F-25)
  • BNS Khalid Bin Walid (F-26)