Progressive Power & Control - hydraulic equipment and hydraulic parts repair services. The hydraulic parts we sell comes from American Industrial Heat Transfer - heat exchangers (air to oil, water to oil, shell and tube) and temperature controls. Bieri Hydraulik - seated valves with pressure compensated poppets for zero-leak applications. Flo-tork - rack & pinion type rotary actuators. Hayes - engine-mounted pump drive plates, flexible pump motor couplings. Hub City - parallel shaft speed reducers, bevel gear speed reducers, worm gear speed reducers. Hy-pro - absolute interchangeable hydraulic filters and housings. Linde - heavy duty piston pumps and motors, hydrostatic drives, open loop hydraulic drives, horsepower controls, 21 degree swash plate angle (power dense/high starting torque), proportional controls. Parker Republic Manatrol Hydraulic and Pneumatic Controls - specialty valves of brass and stainless steel, needle valves, plug valves, flow control valves, lo-torq valves, exectrol valves. Poclain Hydraulics - French HSLT (high speed low torque) motors, radial cam lobe piston motors, wheel motors, shaft output motors, rotating case motors. Rego Cryo-flow - flow, needle and check valves. R. R. Usa (RRUSA) - Italian planetary gear reducers and brakes. Sauer Danfoss - gear pumps, gear motors. Sterling Hydraulics - hydraulic load control cartridge valves and manifold systems. TCI Technologies Power Transmission Components - Geroter hydraulic motors, hydrostatic steering units, steering columns, grapple rotators, planetary drives/gears/gear boxes. Triple R America Continuous Oil Purification Systems - slip stream (slipstream) filtration, side stream (sidestream) filters, one (1) micron absolute filters, water removal filters. Voith Turbo - internal gear pumps, high pressure gear pumps, low-viscosity fluid pumps, multiple flow pumps. Vonberg custom manifold blocks. Walvoil (pronounced "Valvoil") Hydraulic Control Systems - spool, proportional and load sensing valves for bucket lift applications. Yates - air cylinders, hydraulic cylinders, NFPA (National Fluid Power Association) interchangeable cylinders, stainless steel and epoxy-coated cylinders for food service applications. Yuken Kogyo - Japanese hydraulic pistons, vane pumps, directional valves, hydraulic stack modules and power units. Zinga - filtration systems, suction filters, pressure filtration, return line filters, housings, site level guages.