Originally US Army OH-6A 66-0779, this Cayuse went to the US Border Patrol as N6641A Apr 9, 1992. Next to the Department of Homeland Security after 2002, it was retired to AMARC Jan 7, 2011. The helicopter was pulled out of storage for the US Department of Agriculture/Aphis Wildlife Service Aviation Training and Operations Center in May 2011. Sold as a stripped out hulk by GSA auction in February 2015, the remains are pictured with Brown Helicopter INC awaiting re-build. It was back on the US Register in Mar 2018.