N Male connector 4 Hole Flange with Slot, DC to 10GHz PN: 50-03-8F3-268
N Female connector 4 Hole Flange with Slot, DC to 10GHz PN: 50-02-8F3-267
TNC Female Waterproof Bulkhead connector with Slot PN: 80-02-9D2-052
N Female 4 Hole Flange with Coaxial End PN: 50-02-8F7-206