CIRCULAR INSERT SOCKET 4 WAY; Product Range:97 Series; No. of Contacts:4Contacts; Contact Gender:Socket; Contact Termination Type:Solder; Contact Plating:Silver Plated Contacts; For Use With:Size 18 Shells; Insert Arrangement:18-4; Connector Shell Size:18; Contact Material:Copper; Contact Termination:Crimp / Solder