Curtiss C-46 Commando
Version overview
Curtiss-Wright CW-20 - high-altitude transport aircraft, two prototypes
C-46 Commando/CW-20A - first series transport version for USAAF, 25 pcs
C-46A Commando/CW-20B - (1491 pcs) - transport version for USAAF, reinforced cargo floor and other minor modifications
XC-46B/CW-20B-1 - modified C-46A with new cockpit glazing
XC-46C - prototype completed as XC-46G/Model CW-20B-5 with new cabin glazing and later rebuilt on XC-113
C-46D/CW-20B-2 (1410 pcs) - modified bow, double cargo door
TC-46D - unknown number of C-46D modified for training aircraft
C-46E/CW-20B-3 (17 pcs) - rebuilt C-46A with stepped cabin
C-46F/CW-20B-4 (234 pcs.) - modified wing shape, cargo door on both sides
C-46H - designation after unfinished modification from the end of the war and several post-war modifications
XC-46L/CW-20H (3 pcs) - rebuilt testing machines for R-3350-BD engines
C-55/CW-20T - first prototype, after tests finally delivered to England
XC-113 - C-46G modified for tests of General Electric T31 turbo engines
R5C-1 ( 160 pcs) - C-46A handed over to USN and USMC
Source:
http://www.aerofiles.com/_curt.html
http://en.wikipedia.org/wiki/C-46_Commando
Version overview
Curtiss-Wright CW-20 - high-altitude transport aircraft, two prototypes
C-46 Commando/CW-20A - first series transport version for USAAF, 25 pcs
C-46A Commando/CW-20B - (1491 pcs) - transport version for USAAF, reinforced cargo floor and other minor modifications
XC-46B/CW-20B-1 - modified C-46A with new cockpit glazing
XC-46C - prototype completed as XC-46G/Model CW-20B-5 with new cabin glazing and later rebuilt on XC-113
C-46D/CW-20B-2 (1410 pcs) - modified bow, double cargo door
TC-46D - unknown number of C-46D modified for training aircraft
C-46E/CW-20B-3 (17 pcs) - rebuilt C-46A with stepped cabin
C-46F/CW-20B-4 (234 pcs.) - modified wing shape, cargo door on both sides
C-46H - designation after unfinished modification from the end of the war and several post-war modifications
XC-46L/CW-20H (3 pcs) - rebuilt testing machines for R-3350-BD engines
C-55/CW-20T - first prototype, after tests finally delivered to England
XC-113 - C-46G modified for tests of General Electric T31 turbo engines
R5C-1 ( 160 pcs) - C-46A handed over to USN and USMC
Source:
http://www.aerofiles.com/_curt.html
http://en.wikipedia.org/wiki/C-46_Commando