KFX

KFX
Name	KAI KF-21 Boramae
Type	Multirole combat aircraft
National origin	South Korea
Manufacturer	Korea Aerospace Industries
Designer	Agency for Defense Development
First flight	19 July 2022
Introduction	2024 (planned)
Status	In flight testing
Primary user	Republic of Korea Air Force
Number built	6 prototypes (as of 2023)
Developed from	F-16
Developed into	KF-21N (carrier-based)

KFX. The KAI KF-21 Boramae is an advanced, indigenously developed multirole combat aircraft program led by South Korea with participation from Indonesia. Designed to replace aging fleets like the F-4 Phantom and F-5 Tiger, it represents a cornerstone of the Republic of Korea Air Force's future capabilities. The program aims to achieve technological self-reliance and enhance the nation's defense industry, positioning it among a select group of countries capable of developing 4.5 generation fighter aircraft.

Development and history

The origins of the program trace back to the early 2000s, with formal studies initiated by the Agency for Defense Development and Korea Aerospace Industries. After considering collaboration with foreign partners like Boeing and Eurofighter GmbH, the government of South Korea officially launched the KFX program in 2015. A key partnership was formed with the Government of Indonesia, which agreed to fund a portion of development costs. Critical technological assistance, particularly for avionics and systems integration, was secured through an offset agreement with Lockheed Martin related to the purchase of the F-35 Lightning II. The first prototype was publicly unveiled in a rollout ceremony in Sacheon in 2021, attended by then-President Moon Jae-in.

Design and features

The KF-21 Boramae is a twin-engine, canard-less aircraft with a design philosophy emphasizing low observability, though it is not a full stealth aircraft. It incorporates an AESA radar developed by Hanwha Systems and an Infrared search and track system. The airframe makes extensive use of composite materials to reduce weight and radar signature. Initially, the aircraft will carry weapons externally on hardpoints, but the Block II configuration is designed for internal weapons carriage in a ventral bay to enhance stealth. The cockpit features a large-area display and a Helmet-mounted display system similar to the JHMCS. Its design shows clear aerodynamic influences from the F-22 Raptor and the F-35.

Operational history

The first prototype, designated 001, successfully completed its maiden flight from Sacheon Airport on 19 July 2022, piloted by a test pilot from the Republic of Korea Air Force. Subsequent flight tests have involved multiple prototypes, expanding the flight envelope and testing systems like the AESA radar and air-to-air refueling capability with a Boeing KC-46 Pegasus. The program has progressed through various testing phases, aiming for initial operational capability by 2024. The aircraft has been publicly demonstrated at events like the Seoul International Aerospace & Defense Exhibition.

Variants

The primary variant under development is the single-seat KF-21A. A twin-seat KF-21B model is planned for training and complex missions. A dedicated carrier-based variant, the KF-21N, is under study to potentially operate from the ROKS Dokdo-class landing platform helicopter and a planned Korean aircraft carrier for the Republic of Korea Navy. An export-oriented variant is also anticipated to compete in the global market against aircraft like the Dassault Rafale and the Eurofighter Typhoon.

Operators

The primary and launch operator is the Republic of Korea Air Force, which plans to acquire 120 aircraft. The Indonesian Air Force is a program partner and has committed to purchasing 50 aircraft, though funding and commitment timelines have been subject to periodic review and negotiation between Jakarta and Seoul. Future potential operators are being actively pursued by Korea Aerospace Industries in regions such as the Middle East and Southeast Asia.

Specifications (KAI KF-21 Boramae)

* **Crew:** 1 or 2 * **Length:** 16.9 m * **Wingspan:** 11.2 m * **Height:** 4.7 m * **Powerplant:** 2 × General Electric F414-GE-400K turbofan engines * **Maximum speed:** Mach 1.8 * **Combat range:** 1,200 km * **Armament:** Mix of air-to-air missiles like the MBDA Meteor and Diehl Defence IRIS-T, air-to-ground munitions, and a 20mm internal cannon. * **Avionics:** AESA radar, IRST, Electronic warfare suite

Category:Military aircraft of South Korea Category:Multirole combat aircraft