CONNECTOR, CIRCULAR, 61WAY, SIZE 25; Military Specification:MIL-DTL-38999 Series I; Circular Connector Shell Style:Wall Mount Receptacle; No. of Contacts:61Contacts; Circular Contact Type:Crimp Socket - Contacts Not Supplied; Coupling Style:Bayonet; Insert Arrangement:25-61; Connector Body Material:Aluminium Alloy Body; Connector Body Plating:Olive Drab Chromate over Cadmium; Contact Material:Copper Alloy; Contact Plating:Gold; Insert Rotation:N; Service Class:Environmentally Sealed; Product Range:MIL-DTL-38999 Series I