Special Order: HD-20 PLUG 9P VERT THD INS Connector & Housing Type: Plug Connector System: Board-to-Board Number of Positions: 9 Centerline (Pitch): 2.77 mm Centerline (Pitch): .109 in Plug Board-to-Board 9 2.77 mm | D-Sub Plug Assembly: Standard & Vertical & Shell Size 1 & 2.74Mm | Part Number: 5745051-1 | Internal Number: 5745051-1 | TE Connectivity