Topic summary
McDonnell Douglas MD 500 Defender
The McDonnell Douglas Helicopter Systems MD 500 Defender is a light multi-role military helicopter based on the MD 500 light utility helicopter and OH-6 CayuseLight Observation Helicopter.
Topic summary
The McDonnell Douglas Helicopter Systems MD 500 Defender is a light multi-role military helicopter based on the MD 500 light utility helicopter and OH-6 CayuseLight Observation Helicopter.