Boeing KC-135 Stratotanker crash, May 6, 1981 (21 killed)
Boeing KC-135 Stratotanker accident on May 6, 1981 near Walkersville, Maryland, United States with 21 fatalities. Cause: Undetermined. The...
- Date: May 6, 1981
- Aircraft: Boeing KC-135 Stratotanker
- Location: Walkersville, Maryland, United States
- Fatalities: 21
- Phase of flight: En route
- Cause: Undetermined. The investigation found an unexplained nose-down pitch trim movement, a delayed recovery and an explosion of undetermined cause inside the pressurized fuselage.
An EC-135N (call sign AGAR 23) of the USAF 4950th Test Wing on a training flight from Wright-Patterson AFB went out of control in a steep descent and broke up near Walkersville, Maryland. All 21 occupants were killed.