CIRCULAR CONN RCPT 23-21 JAM NUT; Product Range:Tri-Start TV Series; Circular Connector Shell Style:Jam Nut Receptacle; No. of Contacts:21Contacts; Circular Contact Type:Crimp Socket - Contacts Not Supplied; Coupling Style:Threaded; Insert Arrangement:23-21; Connector Body Material:Aluminium Alloy Body; Connector Body Plating:Olive Drab Chromate over Cadmium; Contact Material:Copper Alloy; Contact Plating:Gold; Insert Rotation:A; Service Class:Corrosion Resistant EMI; Equivalent Military Specification:MIL-DTL-38999 Series III; SVHC:No SVHC (17-Dec-2015)