CIRCULAR SIZE 25 42WAY PIN (L/C); Product Range:Tri-Start TV Series MIL-DTL-38999 Series III Equivalent; Circular Connector Shell Style:Straight Plug; No. of Contacts:42Contacts; Circular Contact Type:Crimp Pin - Contacts Not Supplied; Coupling Style:Threaded; Insert Arrangement:25-17; Connector Body Material:Aluminium Alloy Body; Connector Body Plating:Electroless Nickel; Contact Material:Copper Alloy; Contact Plating:Gold; Insert Rotation:A; Service Class:EMI; Approval Category:MIL-DTL-38999 Series III