The AllPoints Foodservice Parts & Supplies 321499 is a high-quality pump O-ring gasket designed for reliable performance. With an outer diameter of 3-1/4 inches and a thickness of 3/32 inches, this gasket ensures a secure seal for various applications. Made from durable black rubber, it offers excellent resistance to wear and tear, making it ideal for foodservice equipment. This gasket is essential for maintaining optimal functionality and preventing leaks, ensuring your operations run smoothly.