A.W. Chesterton Company

A.W. Chesterton Company is a US industrial sealing and equipment reliability specialist with over 140 years of history, tracing its industrial sealing focus to 1895 when it introduced its own line of pump packing and gasketing. The company's award-winning heritage includes mechanical seals such as the flagship 442 Split Mechanical Seal, two Plant Engineering Product of the Year awards, and the first braided graphite tape packing guaranteed to meet stringent Clean Air environmental standards.

Today Chesterton offers mechanical seals, pump packing, gaskets, hydraulic seals, lubricants, bearing protection and seal support systems for industries and municipalities worldwide, delivered through more than 500 sales and service locations in 113 countries. Its 1,200 factory-trained local specialists work directly in the field to solve sealing and equipment reliability challenges, and the company's portfolio extends to ARC protective coatings and monitoring solutions aimed at operational efficiency, reduced environmental impact and long-term customer success.