MK18 for KF-21

The latest in ejection seat technology for KF-21 Boramae

Neck Protection Device (NPD)

The NPD supports the neck and head during ejection. This has become necessary as helmets have increased in size and weight to accommodate helmet mounted displays (HMD).

Integrated Harness

Generation V (5) integrated harness

KR18A For KF-21

The latest in ejection seat technology for KF-21 Boramae

The Mk.18 design first flew in the KF-21 Boramae

The Mk.18 design is 70 years in the making

The Mk18 is our latest technology: this evolution builds on the legacy of 70 years of continuous design and development of aircrew escape systems.

The KR18A, developed for the KF-21 Boramae aircraft, first flew in July 2022.

Aircraft fitted: KF-21 Boramae
Operating Ceiling 55,000ft (16,768m)
Minimum heigh/speed Zero/Zero in near level attitude
Crew size range CAESAR Case 1 to Case 6
Maximum speed for ejection 600KEAS
Parachute type IGQ 6000
Harness type MG5 Integrated
Ejection seat operation type Catapult and underseat rocket motor
Ejection gun Twin catapult
Ejection initiation Center firing handle on seat bucket
Automatic back-up unit No, manual override
Electronic sequencer Yes
Seat adjustment Yes
Arm restraint Yes, active system Type II
Leg restraint Yes, passive system
Oxygen supply Bottled back-up/emergency oxygen supply
Seat survival kit Yes + automatic deployment and liferaft inflation
Aircrew services Connection to seat-mounted regulator. Panel-mounted Interface to helmet.
Canopy jettison Yes
Interseat Sequencing System (ISS)Yes
Canopy severance No
Auto eject No

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