Amp - Te Connectivity 1-6450320-3 .
BACKPLANE CONN, PLUG, 64POS, THT; Product Range:MULTI-BEAM XL Series; No. of Contacts:64Contacts; Pitch Spacing:2.54mm; Gender:Plug; Contact Termination Type:Through Hole; No. of Rows:4Rows; Row Pitch:-; Contact Material:Copper Alloy; Contact Plating:-; SVHC:No SVHC (27-Jun-2018)