HP Scan Lid A3E42-60105 is the scanner lid assembly listed in the HP LaserJet Pro MFP M435/M435nw repair guide. It is a replacement part for the scanner section of the listed multifunction printer family.
The parts table identifies this exact number as the scanner lid assembly and lists a quantity of 1. The guide distinguishes it from scanner assemblies supplied without the lid, making its role clear when identifying the relevant component for service or repair.