Based on this product's specifications, here are some alternatives and similar models
Drive gear OKI 3PB4055-2440P1
Summary description:
The Drive gear for OKI 3PB4055-2440P1 is designed for dot matrix printers, ensuring compatibility with models ML320 and 390. This essential spare part is made from durable white material, providing reliable performance and longevity. Replace your worn-out gear to maintain optimal printing efficiency and quality.