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BNC(Beyond Naval Connectors)

The BNC series is coaxial transmission connectors and is rated to 1kV 3 A.
The BNC series is offered in single- and double-ended type grounded shields, single- and double ended type floating shields and 5 kV high power type.
Select flange size and type from NW / KF, ConFlat®, ISO-K, ISO-F and ASA.
Accessories are available, including vacuum side socket contacts, in-vacuum cable assemblies, and air side plugs.
We also manufacture custom-made products with quick delivery.
Select welding position, number of connectors, and size of cutom-made flanges.


Flange 304 Stainless steel
Shell Kovar®
Pings Kovar®
Insulation Alumina ceramic


Type Coaxial
Connector BNC-JJ-F
Voltage: V max. DC 1000
Current: A max. 3
Insulation: ohm min. 109
Frequency: MHz DC to 4000
Impedance: ohm 50
Leak rate: 1.3*Pa m³/s 10-10
Temperature Range: ºC -196 to 300

NW / KF Flange

BNC-JJ-F NW / KF Flange

Conflat Flange

BNC-JJ-F Conflat Flange