Ex N3745B. Withdrawn from use and still present in the scrap area in November 2018.

Del 06 Aug 2011 Test Registration as F-WNAT On Friday 1 December 2023 struck electrical cables and crashed into a field near Ex Hacienda el Hospital, Cuautla, Morelos, and burst into flames. The three occupants died and the helicopter was destroyed. The helicopter was engaged in a scheduled reconnaissance flight over the Yautepec Potencia electrical substation. It crashed 60 meters from the facility's perimeter fence.

Del 31 March1981, Test Registration as N9481M

Del 23 May 1955 , Test Registration as N3745B, Former Alamo Aviation as N3745B

Former US Air Force as 42-85213 and US Navy Bu84983. To N6434D in April 1959 and cancelled as exported to Mexico XB-FOS in December 1959. Still present in poor condition at Atizapán in 2018.

XA-ROM was stored for a long time at Guadalajara, Mexico. But was removed to make room for airport enlargements. The fuselage ended up in Atizapan just north of Mexico City, just outside the airport fence. Tail and wing sections were stored inside the hulk. A group of volunteers was planning to preserve the cockpit section. By late 2018 the fuselage was painted in bright colours.