The Operational Training Unit (OTU) was the last stop for aircrew trainees. They spent 8 to 14 weeks learning to fly operational aircraft. The instructors had experience in actual operations, and often were posted to OTUs after their operational tour.
Unit Accident Records: 21 OTU 21 Operational Training Unit RAF ()
No Crash Cards Found
Unit Casualtues: 21 OTU 21 Operational Training Unit RAF (32)
