Built for Siam in 1940. Not delivered and impressed into the USAAF as 41-19085. Sold as NX37498 in 1946 and modified for precipitation control. Reregistered as XB-KUU in 1949. Withdrawn from use at Long Beach, CA in 1959. Reregistered as N68622 in 1963 and restored. Reregistered as N840 in 1964 and flew again in 1965. To the Experimental Aircraft Association, in 1966. Current on the register with them in 2025.

The Experimental Aircraft Association acquired this rare North American P-64 in 1964. Flown for years by EAA President Paul Poberezny at EAA events, the aircraft was retired to the EAA Museum in 1988. The engine was run again in 2013 and it returned to flying in 2016 after further refurbishment.

Ex USAAC 41-19085. Sold in the US as N68822 in 1963. Later to the EAA at Oshkosh, in USAAC markings. Photo from: Civil Aviation Historical Society, Melbourne, Australia

Built for supply to Siam Air Force but impounded by USAAC before shipment in 1941 as 41-19085 and used as an advanced trainer with P-68 designation. Post-war flew as NX37498, XB-KUU and N68822 before acquisition by EAA as N840. Later restored to flying condition.