COUNTERMEASURES
Survivability enhanced by way of onboard electronic or physical countermeasures enacted by the aircraft or pilot/crew.
MULTI-ENGINE
Incorporates two or more engines, enhancing survivability and / or performance.
WING SWEEPBACK
Mainplanes, or leading edges, features swept-back lines for enhanced high-speed performance and handling.
RUGGED AIRFRAME
Inherent ability of airframe to take considerable damage.
INTERNAL BAY
Fuselage volume includes space for internally-held weapons or special-mission equipment.
HIGH-ALTITUDE PERFORMANCE
Can reach and operate at higher altitudes than average aircraft of its time.
EXTENDED RANGE PERFORMANCE
Capability to travel considerable distances through onboard fuel stores.
CREWSPACE PRESSURIZATION
Supports pressurization required at higher operating altitudes for crew survival.
TAIL GUN
Defensive rear-facing gun position to neutralize enemy targets emerging from the rear.