Read more XC Series Circular Connector The use of quick bayonet coupling system on product make it easy for mounting, the connections of products are reliable and of shock& vibration resistance. 5 key polarizations facilitate it with blind mating and anti-mismating feature. Highly reliable hyperboloid spring wire jacks make it smooth for mounting& removal and of low contact resistance. Widely used in aviation, aerospace, navigation, railway, field communications and many other instruments. 5 types of sockets are available. Meet the requirements of GJB2889.