CIRCULAR SIZE 18 31WAY PIN (L/C); Product Range:C48 Series; Circular Connector Shell Style:Straight Plug; No. of Contacts:31Contacts; Circular Contact Type:Crimp Pin - Contacts Not Supplied; Coupling Style:Threaded; Insert Arrangement:18Y31; Connector Body Material:Aluminium Alloy Body; Connector Body Plating:Non-conductive Black Anodise; Contact Material:Copper Alloy; Contact Plating:Gold; Insert Rotation:7; Service Class:Environmentally Sealed; Equivalent Military Specification:MIL-DTL-26500 Series; SVHC:No SVHC (07-Jul-2017); Approval Category:MIL-C-26500