The 7964-6500EC is a 64-way 0.100 x 0.100-inch Wiremount Socket for 0.050-inch pitch cable, with gold-plated beryllium copper contacts and IDC/IDT termination. This 79 series socket is glass filled polyester (PBT) insulated, mates with 3M headers, plugs and pin strips for quick connect/disconnect capability. This has centerbump and military polarization, standard profile plastic strain relief.