'KORUS' Ultra HD12G BNC Straight Crimp / Crimp Plug True 75 Ohm


Ultra HD 12G High Performance ‘KORUS’ True 75 ohm BNC with black finished body and gold plated inner and outer contact. High Performance 75 ohm BNC crimp plug tested to meet the requirements of SMPTE ST 2081-1 & ST 2082-1 for use in 6G & 12G systems. Suitable for Belden 7731A or similar cables in group FD.

Overall our 75 ohm series includes a range of High Performance connectors suitable for use at frequencies of 12GHz and beyond.  When tested, many of these connectors have shown low loss performace up to 18GHz.  BNC connectors feature a simple bayonet coupling requiring only a quarter turn to connect or disconnect.  The easy to use coupling make BNC one of the most popular general purpose connectors used in all markets.  Typical applications are,  broadcast, including Ultra High Definition (4K), telecom, instrumentation, security, mil/aero and many others.  See also our standard 50 ohm BNC, Mini BNC, Micro BNC sections.

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Electrical Specification
Impedance 75 Ohm
Frequency Range Up to 12GHz
Dielectric Withstand Voltage 1500 Veff
Insulation Resistance 5000 M-Ohm
Return Loss -15 dB @ 12GHz
Mechanical Specification
Design Standard IEC 61169-8
RoHS Compliant Yes
Centre Contact Termination Crimp
Outer Contact Termination Crimp
Mating Cycles 500
Contact Retention 10N min
Cable Retention 150N min
Weight 15.6g
Mating Force 13.6N max
Un-Coupling Force 13.6N max
Environmental Specification
Operating Temperature -55 to +155 Deg C
IP Rating ( Mated ) IP64
Centre Contact Brass
Outer Contact Brass
Insulator PTFE
Bayonet Cap Brass
Centre Contact Plating Gold
Outer Contact Plating Gold
Pack Size 1

Suitable for Cables in Group FD - full cable information available here.

Cable Type Cable GroupImpedance
O/D mm
O/D mm

Centre Conductor

Centre Conductor
O/D mm
Centre Conductor
Stranding mm

Outer Conductor

Belden 4731R FD 75 10.16 PEF 7.11 BC 1.63 1/1.63 Foil/Braid/Foil
Belden 7731A FD 75 10.2 PEF 7.11 BC 1.63 1/1.63 Foil and Braid
Belden 9292 FD 75 10.28 PEF 7.11 BC 1.62 1/1.62 Foil and Braid
Bryant BD SD70 FD 75 10.1 PEF BC 1.63 1/1.63 Foil and Braid
Canford SDV-HD FD 75 10.2 FHPE 7.5 BC 1.63 1/1.63 Foil and Braid
Canford SDV-HD-LFH FD 75 10.2 FHPE 7.5 BC 1.63 1/1.63 Foil and Braid
Draka 1.6/7.3 AF FD 75 10.3 PEF 7.3 BC 1.6 1/1.6 Foil and Braid
Image 2000 FD 75 10.3 PEF 7.3 BC 1.6 1/1.6 Foil and Braid

Build your own assembly with our Cable Configurator

Open Configurator


Performance Data available on request, please contact COAX
Return Loss
3.0 GHz -27 dB
6.0 GHz -18 dB
12.0 GHz -15 dB
18.0 GHz -35 dB


Assembly Process AP019
Stripping Dimensions SD01
Centre Contact 2.54mm Hex 96-336K
Outer Contact 10.9mm Hex 96-336K
General Notes CD 0015


Centre Contact Crimp Tool 96-336K
Outer Contact Crimp Tool 96-336K
BNC Plug Insertion And Extractor Tool 96-2208


Interface Dimensions C-75-Ohm-BNC
Stripping Dimensions SD01
Data Sheet 10 005 W126 FD REV C00 1
Assembly Process AP019
General Notes CD 0015

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