|
Generally its 3 a/c types, providing they are on the same AOC, plus the variants of the same types. A319/20/21 are usually classed as one type, as would 737-300/400/500. So in theory, could fly on the 737-300/400/500, A319/20/21 and the 757-200/300. Although, that would be a little harsh if you had all those a/c to operate on.
|