Delivered new to Miami Aviation Corp as N388EX on 18 Nov 1969. Then passed through numerous carriers before Mountainwest bought it in Jul 1978. To N272Z with Sierra Pacific on 11 May 1981. To Canada as C-GBEB in June 1989. Still current in 2023.

Built as a Convair 340 for KLM as PH-TGF and delivered on 25 Sep 1953. To PH-CGF on 16 Feb 1954. To N157W on 20 Feb 1964. Bought by Mohawk on 12Mar 1964. To N4406 on 15 Apr 1964. To Lake Central on 17 Mar 1967. Converted to a 580 in Jun 1967 as N73159. Merged into Allegheny as N5839 on 01 Jul 1967. To Mountainwest on 03 Mar 1976. Merged into Sierra Pacific in Nov 1978. To Nor-Fly as LN-BWN in Nov 1980. Later to Partnair. To Kelowna Flightcraft as C-GKFJ on 06 Jun 1991. To ZK-KFJ with Air Freight NZ on 20 Jul 2003 then Air Chathams on 28 Feb 2017 and PWFU.

Built for the US Navy as a T-34B in 1956. To the US civil register as N9334B on 30 Mar 1994. Put on display at the Evergreen Aviation and Space Museum, McMinnville, OR in Aug 2009.

There are quite some things unknown for this MH-60M as the FY11 is unconfirmed and the construction number is also not known.

Only 2 months old at the time of the photo.

Operated by Peabody Coal from 1978 until 1997.