BNC Rear Mount 4 Part Bulkhead Crimp/Crimp Jack 75ohm (1Ghz)

10-256-A0-AB

BNC 75 ohm straight bulkhead crimp jack, rear mounted, for applications up to 1GHz. Contact and crimp sleeve are annealed to provide a robust and durable termination, centre contact is gold plated. Suitable for RG179 or similar cables in group AB.

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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Specification

Electrical Specification
Impedance 75 Ohm
Frequency Range Up to 1GHz
Dielectric Withstand Voltage 1500 Veff
Insulation Resistance 5000 M-Ohm
Return Loss -15.8 dB @ 1GHz
Mechanical Specification
Design Standard IEC 61169-8
RoHS Compliant Yes
Centre Contact Termination Crimp
Outer Contact Termination Crimp
Mating Cycles 250
Contact Retention 10N min
Cable Retention 60N min
Weight 17.2g
Mating Force 13.6N max
Un-Coupling Force 13.6N max
Environmental Specification
Operating Temperature -30 to +70 Deg C
IP Rating ( Mated ) IP64
Materials
Centre Contact Phosphor Bronze
Outer Contact Brass
Insulator Delrin
Centre Contact Plating Gold
Outer Contact Plating Nickel
Pack Size 1

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

Cable Type Cable GroupImpedance
Ohms
Jacket
O/D mm
Dielectric
Material
Dielectric
O/D mm

Centre Conductor
Material

Centre Conductor
O/D mm
Centre Conductor
Stranding mm

Shielding
Outer Conductor

Belden 179DT AB 75 2.54 PEF 1.42 BC 0.31 1/0.31 Foil and Braid
RG179 B/U AB 75 2.54 PTFE 1.6 SCCS 0.3 7/0.1 Copper Braid
RG179 Solid AB 75 2.54 Foam 1.6 SCSC 0.3 1/0.3 Copper Braid
RG179 Stranded AB 75 2.54 Foam 1.6 SCSC 0.3 7/0.1 Copper Braid
RG187 AB 75 2.67 PTFE 1.52 SCCS 0.3 7/0.1 Copper Braid

Build your own assembly with our Cable Configurator

Open Configurator

Performance

Performance Data available on request, please contact COAX
Return Loss
1GHz -15.8dB
2GHz -7.9dB
3GHz -5.4dB

Assembly

Assembly Process AP002
Stripping Dimensions SD01
Centre Contact 1.72 mm Hex 96-336A
Outer Contact 5.41mm Hex 96-336A
General Notes CD 0015

Accessories

Centre Contact Crimp Tool 96-336A
Outer Contact Crimp Tool 96-336A
Rotary Cable Stripper 96-312X
Black Strain Relief Boot 97-800-BK-03
Red Strain Relief Boot 97-800-RE-03
Green Strain Relief Boot 97-800-GN-03
Blue Strain Relief Boot 97-800-BU-03
Yellow Strain Relief Boot 97-800-YE-03
16mm Dia Castle Nut 100-075
Castle Nut Spanner 96-1140

Downloads

Interface Dimensions C-75-Ohm-BNC
Stripping Dimensions SD01
Data Sheet 10-256-A0-AB-REV-A00-3
Assembly Process AP002
General Notes CD 0015

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