• 51-16859 US Army #1230. L-20 No. 231. Command A-2. Date of manufacture 25-Nov-1952. Delivered 03-Jan-1953. Built as L-20A and re-designated U-6A in 1962.
• 51-16859 Served with 1st Military Intelligence Battalion – Delivery Unit. Tan Son Nhut, Vietnam. TOS 29-Apr-1965.. Date terminated Apr-1966.
Accident: Tan Son Nhut. 04-Apr-1966. Crashed just after take off.