Model Compatibility: Fits the Intermec PX4I barcode label printer as a direct replacement for the Printer Pressure Wrench Assembly. Part Number: Matches the exact part number 1-040163-00 specified for the Printer Pressure Wrench Assembly. Function: Restores pressure adjustment functionality of the printer’s label feed mechanism. Application: Designed exclusively for use as a replacement component within the Intermec PX4I printer system. Installation: Installs in the same location and orientation as the Printer Pressure Wrench Assembly.