Built in 1956 as a Convair CV440-47 and delivered to National Airlines as N2043 on 29 Jun 1956. To Allegheny Airlines on 01 Oct 1962. Converted to a CV580 in Feb 66 and re-delivered to Allegheny Airlines as N5808. To Aspen Airways on 09 Dec 1977. Leased to Air New Zealand in May 1978 and returned to Aspen in Oct 1978. Damaged beyond repair after skidding off the runway at Durango on 02 Feb 1988.