CIRCULAR CONN RCPT 23-21 JAM NUT; Military Specification:MIL-DTL-38999 Series I; Circular Connector Shell Style:Jam Nut Receptacle; No. of Contacts:21Contacts; Circular Contact Type:Crimp Socket; Coupling Style:Bayonet; Insert Arrangement:23-21; Connector Body Material:Aluminium Body; Connector Body Plating:Black Zinc Nickel; Contact Material:Copper Alloy; Contact Plating:Gold; Insert Rotation:A; Service Class:Corrosion Resistant EMI; Product Range:MIL-DTL-38999 Series I; SVHC:No SVHC (12-Jan-2017)