CIRCULAR SIZE 20 39WAY PIN; Product Range:BACC63 Series; Circular Connector Shell Style:Wall Mount Receptacle; No. of Contacts:39Contacts; Circular Contact Type:Crimp Pin; Coupling Style:Threaded; Insert Arrangement:20-39; Connector Body Material:Aluminium Alloy Body; Connector Body Plating:Cadmium; Contact Material:Copper Alloy; Contact Plating:Gold; Insert Rotation:9; Service Class:Environmentally Sealed Vibration Resistant; Equivalent Military Specification:MIL-DTL-26500 Series; SVHC:No SVHC (07-Jul-2017); Approval Category:MIL-C-26500