Washer-Welch Duoseal, Part# 411137

Enhance your Welch Duoseal pump with the reliable Washer (Product Number: 411137). Crafted for durability and precision, this essential hardware component ensures optimal pump functionality. Upgrade effortlessly with the 411137 Washer, designed to fit seamlessly and provide dependable support for your vacuum system. Trust in the quality of this component to maintain the integrity of your Welch pump, offering longevity and reliable functionality for various applications.