DS1 CABLES 26 AWG T1 Cable Assemblies Description Part Number 25 pair, single-ended 50-pin male HD25-MX-XXX 25 pair, single-ended 50-pin female HD25-FX-XXX 25 pair, double-ended 50-pin male HD25-MM-XXX 25 pair, double-ended 50-pin female HD25-FF-XXX 25 pair, 50-pin male/female HD25-MF-XXX 28-pair, s...