Hercules® Sealing Products is a distributor of hydraulic and pneumatic cylinder repair seals, seal kits, metalworking products, repair parts, and replacement cylinders for all heavy equipment brands. Product offerings are available for a wide variety of heavy equipment industries such as construction, mining, aerial lift, agricultural, refuse, paving, logging, material handling, metal working and industrial plant applications. Repair parts are stocked for over 150 equipment brands such as Caterpillar, John Deere, Komatsu, Case, Volvo and many more. We also offer a line of custom manufactured seals. Hercules Sealing Products is an ISO 9001 registered distributor, established in 1962.