BNC Male to BNC Female Bulkhead Cable Using 75 Ohm RG59 Coax 3047 is a BNC male to BNC female cable using RG58 coax. This BNC male to BNC female cable assembly uses a 50 Ohm BNC for connector 1 and a 50 Ohm BNC for connector 2. Our male BNC to female BNC cable assembly uses a flexible cable type that is 50 Ohm. BNC male to BNC female cable assembly is constructed with RG58 coax and the maximum VSWR is