HP RL1-1654-020CN is a separation roller for the multipurpose Tray 1 paper feed. It is a printer feed component intended for use in the listed HP LaserJet printers.
The compatible families include LaserJet P4014, P4015 and P4515, as well as LaserJet Enterprise 600. The listing also identifies Enterprise M601DN, M601N, M602, M602DN, M602N, M602X, M603, M603DN, M603N and M603XH. This part is specifically identified for multipurpose Tray 1.