Special Order: TXR40AZ00-1812BI Connector Backshell Product Style: Ruggedized Connector Backshell Product Type: Backshell Cable Entry Diameter: .01 – .75 in Cable Entry Diameter: .2 – 19.1 mm Primary Product Material: Aluminum Ruggedized Backshell .01 – .75" .2 – 19.1 mm | Connector Backshell | Part Number: TXR40AZ00-1812BI | Internal Number: CW1070-000 | Aluminum | TE Connectivity