Wiper ring / mud seal for drilling pump, polyurethane, dust and wear protection, for EMSCO, Gardner Denver and National, custom manufacturing

Wiper rings/seals are used in the packing area of the drilling pump rod. Made of polyurethane, they are designed to remove oil film, provide dust protection, and operate in abrasive conditions. Available for EMSCO F-500～F-1600, Gardner Denver PZ, and National 7P-50～12P-160 pumps. Manufactured according to samples, drawings, dimensions, and actual operating conditions; discontinued, non-standard, and custom parts are available.