<font face="Verdana, Arial, Helvetica, sans-serif" size="2">Originally posted by colourmix:
Forgive my naivete, but what is the difference then between DC-9s and DC-9-10s ? I know a lot of people on the board can tell the difference between two variants of a plane by their shadows ;-), I've never been that clear about it.</font>
The DC9's that Northwest operate consist of (4) models:
DC9-14/15 (Mfg Dec 1965-June 1967)
Ship 9140 was the 16th DC9-10 series manufactured and delivered on Dec 15, 1965, and is the oldest DC9-10 flying for Northwest and the only DC-9-10 nseries that still has operable Ventral stairs.
Ship 9138 is the youngest DC9-15 in the NWA fleet, manufactured and delivered June 11, 1967.
DC9-31/32 (Mfg April 1967-April 1975)
Ship 9930 was the DC9-31 manufactured and delivered on April 10,1967, and is the oldest DC9-30 flying for Northwest
Ship 9922 is the youngest DC9-31 in the NWA fleet, manufactured and delivered April 24, 1975.
DC9-41 (Mfg Nov. 1967-Nov. 1969)
Ship 9750 was the DC9-41 series manufactured and delivered on Nov. 11,1967, and is the oldest DC9-40 flying for Northwest
Ship 9763 is the youngest DC9-41 series in the NWA fleet, manufactured and delivered Nov. 19, 1969.
DC9-51 (Mfg June 1975-Dec. 1980)
Ship 9880 is a DC9-51 series manufactured and delivered on June 27, 1975, and is the oldest DC9-50 flying for Northwest
Ship 9878 is the youngest DC9-51 series in the NWA fleet, manufactured and delivered Dec 17, 1980.
RC