Hydradyne is one of the largest fluid power and motion control companies, and the number one largest Parker Hannifin distributor, in the United States. Hydradyne serves the OEM markets, providing fluid power and motion control parts and components for end products, and the MRO markets, providing custom engineered solutions and expert service and repair for production lines. From the oil fields to the farmlands, Hydradyne Can Help. Over the last 50 years, Hydradyne has served over 25,000 customers across multiple industries in over 75 different countries.