The ZOELLER PUMP O-Ring Set is specifically designed for the 320 Fr Reliance Motor, ensuring a perfect fit and reliable sealing. This set includes high-quality O-rings that are resistant to wear and tear, providing long-lasting performance in various applications. Ideal for maintaining the integrity of your pump system, these O-rings prevent leaks and ensure optimal operation. The durable materials used in their construction guarantee compatibility with a range of fluids, making them suitable for both residential and commercial use. Keep your pump running smoothly with this essential O-ring set.