CIRCULAR, SIZE 25, 128WAYS, PIN; Military Specification:MIL-DTL-38999 Series I; Circular Connector Shell Style:Wall Mount Receptacle; No. of Contacts:128Contacts; Circular Contact Type:Crimp Pin; Coupling Style:Bayonet; Insert Arrangement:25-35; Connector Body Material:Aluminium Alloy Body; Connector Body Plating:Electroless Nickel; Contact Material:Copper Alloy; Contact Plating:Gold; Insert Rotation:C; Service Class:Environmentally Sealed; Product Range:MIL-DTL-38999 Series I