A US Navy R4Y-2 to be 145966 but was one of six Samaritans that were cancelled before delivery. The aircraft went to General Motors November 1959 (N5124) and GM converted it to a CV-580 in 1960. Coming to Canada in 1996 and flying with Cypress Airlines (C-GTTE) before heading off to New Zealand (ZK-KSA) in 1997 and Australia (VH-PDV) in 2006. Conair bought the Convairliner and it returned to Canada in September 2009 to join their fire fighting fleet.