Based on this product's specifications, here are some alternatives and similar models
Label printer part Intermec Pivot 1-040157-00 for Intermec 501/601/PX models
Summary description:
Replacement part Intermec Pivot 1-040157-00 designed for Intermec 501, 601 and PX series label printers. Intended as a direct-fit component to restore or maintain printer functionality. Use for on-site repairs or service workshops to replace a worn or faulty pivot assembly. Helps reduce downtime and extend the working life of compatible Intermec printers.