Hydraulic Supply Company (HSC, formerly known as Aero Hardware and Supply) is a distributor of hydraulic, pneumatic, and industrial components and systems operated by Motion Industries. It offers motors, pumps, cylinders, fittings, valves, filters, and other products. The company also provides repair, assembly, fabrication services, etc. Hydraulic Supply caters to agriculture, construction, pharmaceuticals, packaging, government, mining, oil and gas, power plants, and other sectors.