AM-DYN-IC Fluid Power Inc. distributes hydraulic directional control valves manufactured by Parker Hannifin and Cross Manufacturing. The various valves feature operating pressures of 3500 psi, 5000 psi, and 3000 psi - with flow rates up to 6 GPM, 20 GPM, 70 GPM, 50 GPM, and 7 GPM.

Atos Electrohydraulics manufactures directional on/off control valves including solenoid valves; and mechanical, hydraulic, pneumatic operated valves. The solenoid control valves are available in sizes 6, 10, 16, 25, 32; with maximum flows of 60-80 l/min, 120 l/min, 12-30 l/min, 160-300 l/min, and 650-1000 l/min.

Energy Manufacturing Company produces three-position, four-way, single spool hydraulic directional control valves rated for 2,5000 psig working pressures. The valves feature capabilities of 0 to 20 GPM, with spring return, spring offset and detent-type designs.

HAWE North America Inc. distributes a variety of hydraulic directional control seated valves and directional control spool valve. Spool valve types include on/off, trottling, proportional, and manifold.

HYDAC International manufactures a line of cartridge valves that include solenoid hydraulic directional control valves capable of operating leak-free up to 5000 psi, and are used for mobile control applications.

Interface Devices Inc. manufactures "zero leak" solenoid directional valves designed for actuation of single- or double-acting cylinders within IDI air-driven liquid pumps. The directional control valves are poppet style and feature 3- or 4-way configurations.

Moog Components Group designs and supplies cartridge valves and servo-cartridge valves designed for directional flow control. The company's standard cartridge valves are mounted in a manifold block and are available in sizes 16 to 160. The servo cartridge valves feature flow rates up to 6100 l/min (1600 GPM) and a 12 ms step response time at 100 percent stroke.

Nachi Hydraulics manufactures a line of directional control valves that includes solenoid valves, fine solenoid valves, and manual valves.

The Oilgear Company manufactures directional control valves in sizes 06-62. The various valves feature maximum flow of 60 l/min, 500 l/min, or 5700 l/min - with maximum operating pressures of 345 kg/cm2 or 700 kg/cm2.

Bucher Hydraulics manufactures a line of directional control valves including direct-acting, screw-in cartridge style; four-way, two position; three-way two position; normally-open, two position; and normally-closed, two position types. The various valves are available in sizes 10, 12, and 16.

TR Engineering designs and manufactures three series of directional control valve. The company's DC series of control valves are used for ground support and for hydraulic systems, and feature pressure ratings of 3500 psi and 6000 psi. The MDC series of control valves are used in power plants, jet engine transport trailers, testing systems, and hydraulic hand pumps; and feature pressure ratings of 3000 psi or 6000 psi. The company also produces a series of stainless steel directional control valves.

Advanced Fluid Systems Inc. distributes directional control valves manufactured by ATOS, Bucher Hydraulics, Continental Hydraulics, Cross Manufacturing, Dension Hydraulics, Hawe Hydraulics, Lexair, Oilgear, Snap-tite, and Sun Hydraulics.