![Wilden Air Operated Pumps](http://pumpsandgearboxesdirect.com/cdn/shop/products/ps15_3_in-_pro-flo_shift_clamped_aluminum_wilden_8191107b-54fa-4e3d-b30b-4defdd47d344.jpg?v=1694517116&width=1445)
Wilden's legendary Original Series pumps were designed for demanding utilitarian type applications that require a robust design. Original Series pumps ensure reliability without sacrificing ease of maintenance. Wilden's plastic Original Series lends itself to various processes and waste applications. Wilden also offers a multitude of elastomer options, including Teflon PTFE, to meet your abrasion, temperature, and chemical compatibility concerns.