Lockheed
NC-121D
'Super Constellation'
Description
  Manufacturer:
Lockheed
  Base model:
C-121
  Designation:
NC-121
  Version:
D
  Nickname:
Super Constellation
  Designation System:
U.S. Air Force
  Designation Period:
1925-1962
  Basic role:
Transport
  Status:
Special Test (Permanent)
  See Also:
Specifications
Not Yet Available
Known serial numbers
56-6956