The Republic of Korea Navy, the Defense Acquisition Program Administration (DAPA), and the Agency for Defense Development (ADD) of South Korea have been developing naval weaponry with local defense companies.
| Name | Type | Introduced | Versions | Adapted for use | Manufacturer | Notes | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Torpedoes | ||||||||||||||
| Mark 44 | lightweight torpedo (324 mm) | 1970s | - | - | Retired | |||||||||
| KT-75 (Sangeo) | lightweight torpedo (324 mm) | 1970s | - | - | - | Copy of Mark 44 (Designed 1975-76) | ||||||||
| K-744 | lightweight torpedo (324 mm) | 1986 | - | FF, Lynx/Super Lynx, P-3 | LIG NEX1 (formerly LG Precision Co. Ltd.) | The ADD had commenced negotiations with Honeywell for the co-development | ||||||||
| heavyweight torpedo (533 mm) | 1992 | Mod 2 | - | Export version of DM1 Seeschlange[1] | ||||||||||
| Baeksangeo (White Shark) | heavyweight torpedo (483 mm) | 2000 | K731 | Chang Bogo class | LIG NEX1 | - | ||||||||
| Cheongsangeo (Blue Shark) | lightweight torpedo (324 mm) | 2005 | K745 | DDG, DDH-I/II, FF, Lynx/Super Lynx, P-3 | LIG NEX1 | Indigenous system | ||||||||
| Hongsangeo (Red Shark) | anti-submarine rocket (ASROC) | 2011 | n/a | - | LIG NEX1 | - | ||||||||
| Missiles | ||||||||||||||
| MBDA Exocet | anti-ship missile | 1975 | MM38 | FF | MBDA Missile Systems | Retired | ||||||||
| Harpoon | anti-ship missile | 1977 | RGM-84A/C/D/G | DDH-I, DDH-II, FF, Chang Bogo class | Boeing | Slowly being retired | ||||||||
| MBDA Sea Skua (Flying Shark) | Helicopter Launched Light Anti-Ship Missile | 1996 | - | Lynx/Super Lynx | - | |||||||||
| Sea Sparrow | surface-to-air missile | 1998 | RIM-7 | DDH-I | - | - | ||||||||
| RAM (Rolling Airframe Missile) | surface-to-air missile | 2002 | RIM-116 | DDG, DDH-II, LPH | LIG NEX1 | Licensed production | ||||||||
| Haeseong (C-Star) | anti-ship missile | 2006 | SSM-700K | DDG, DDH-II, FFG-I/II, PKG | LIG NEX1 | Developed 1996-2003 | ||||||||
| Haeryong (Sea Dragon) | tactical ship-to-land missile | 2016 | - | FFG-I/II | LIG NEX1 | Variant of Haeseong anti-ship missile | ||||||||
| 130mm guided rocket | anti-ship missile | 2017 | - | PKMR | LIG NEX1 | - | ||||||||
| Hyeonmu III | cruise missile | 2008 | Hyeonmu IIIA | - | LIG NEX1 | Hyeonmu IIIB & Hyeonmu IIIC under development | ||||||||
| surface-to-air missile | - | RIM-66 | DDG, DDH-II | - | - | |||||||||
| anti-ballistic missile | 2016 | - | - | - | [2] | |||||||||
| Others | ||||||||||||||
| KDCOM-I,II | Combat management system | - | - | DDH-I/II | The samsung had commenced negotiations with BAE Systems for the co-development | ----- | Nobong | 40mm twin naval gun | 1980s | 40L70K | PKG, LST-I/II, MLS-I | Doosan DST (formerly Daewoo Heavy Industries) | - | |
| Mk45 (5-Inch/54-caliber) | 127mm naval gun | - | KMK45 (Mod 4) | DDG, DDH-II, FF | Hyundai Wia (formerly Kia Special Steel Co., Ltd) | Licensed production | ||||||||