HP 5851-5361 HIP cover is a replacement cover for the hardware integration pocket on supported HP printer models. It is identified by the exact part number 5851-5361.
HP’s repair manual lists this HIP cover for X585 models. A distributor identifies it for the LaserJet Enterprise M630 Printer Series, while a parts catalog lists it for the LaserJet Enterprise Flow MFP M880 and names M855 and M880 models. The documented model references clarify where the part is specified for use.