The MC80 connector part numbers areas follows:
20 pin
BMXFTB2000 caged terminal
BMXFTB2010 screw terminal
BMXFTB2020 spring terminal
28 pin
BMXFTB2800 caged terminal
BMXFTB2820 spring terminal
20 pin
BMXFTB2000 caged terminal
BMXFTB2010 screw terminal
BMXFTB2020 spring terminal
28 pin
BMXFTB2800 caged terminal
BMXFTB2820 spring terminal