Based on this product's specifications, here are some alternatives and similar models
Print Head OKI ML5520/21
Summary description:
The OKI ML5520/21 print head features a 9-pin design, ensuring high-quality printing for your documents. With part number 41923901, this print head is specifically designed for the OKI ML5520 and ML5521 printers, providing reliable performance and durability. Ideal for businesses that require consistent and efficient printing solutions.