Hydraface, Inc. offers a variety of flow control hydraulic valves, including: needle & rotary, free, and bypass. NV08-20 needle valves have operating pressures up to 3500 PSI, flows up to 100 PSI, 5 inch-lbs of adjustment torque, and temperatures ranging from -40 to 212°F. Other features include: linear adjustment, a positive shut-off, aluminum knob options, hardened parts, locked down settings, and variable orifices.

Eaton Corp. offers a variety of flow control valves, including: Mobile Hydraulic, Industrial Hydraulic, and Hydraulic Cartridge. Mobile Hydraulic valves are designed for pressures up to 3000 PSI, and they are available in adjustable/non-adjustable versions. Industrial Hydraulic valves have rated flow rates up to 28 US GPM, and are ideal for applications requiring flow regulation without pressure compensation. Hydraulic Cartridges have flow ratings up to 150 GPM, and a maximum typical pressure of 5000 PSI.

Sun Hydraulics Corp. offers hydraulic flow control cartridge valves in 2, 3, and 4-port control cartridges. Available configurations include: normally open/closed throttle, bypass/restrictive, proportional throttle, pressure compensated, fully adjustable, etc. Valves are pressure compensated, fully adjustable, they come with or without free flow checks, and an electro-proportional throttle. Ventable fixed orifice/pressure compensated flow control valves have a 5000 PSI maximum operating pressure, 45-50 lb-ft of valve installation torque, 12 GPM, and a 1 1/8" valve hex size.

Parker Hannifin Corp. offers Flow Control and Mobile Flow Control hydraulic valves in the following configurations: flow divers, combiners, integrated fittings, DIN slip-in flow control, manifold mounted, unidirectional mobile, etc. FM double flow control valves have large bypass checks, two-step needles, steel bodies, flow controls, flow rates up to 90 GPM, and pressure ratings up to 5000 PSI. CV Series check valves are available in sizes 1/4" to 1", they have pressure ratings up to 3000 PSI, a two-piece body design, and flow capacities up to 100 GPM.

Continental Hydraulics offers proportional flow control valves for the following applications: man lifts, foundries, variable force stamping machines, conveyor systems, material handling systems, hydraulic sharks, etc. Valves have flow ranges to 150 GPM, 5 pressure output control ranges from 0 to 4500 PSI, ISO/NFPA standard mountings, 2:1/1.3:1 ratio metering circuits, open loop controls, etc. Optional features include: mounting sub-plates, power supplies, adjustable pressure compensators, electrical/mounting connectors, etc.

Grainger Industrial Supply offers hydraulic control valves. Valves have port sizes ranging from 1/8 to 27" NPTF, maximum pressures of 5000 PSI, and flow ranges to 30 GPM. Valves are manufactured by Haldex Barnes, Prince, Parker, and Eaton. Valves are offered in brass and steel materials.

Applied Industrial Technologies offers hydraulic flow control valves. Valves range in port size from 1/8 to SAE-32, and have rated flows ranging from 1.50 gal/min to 150 gal/min.

Motion Industries, Inc. offers a wide range of flow control hydraulic valves in the following configurations: roller/cam, manual, lever, standard, solenoid operated, etc. DG1S4 010A 50 manual knob operated directional control valves have maximum pressure ratings of 3,000 PSI, nominal valve sizes ranging from 5 to 20 GPM, standard seals, a right handed configuration, and maximum flows of 5 GPM.

Bucher Hydraulics Ltd. offers a wide range of hydraulic flow control valves in the following configurations: SMA/SMB, MTQA, MTKA, MTCA, MVRPLSA, MRP, etc. Valve features include: leak-free/load-compensated proportional flow-control cartridges, 200 l/min. maximum inlet flows, 2/3-way flow control, stack-mounting flow control, surplus flow, etc.

HYDAC International offers hydraulic flow control valves in the following configurations: check, needle, pressure compensated, etc. Valves feature guided poppets, graduated knobs, slotted control spindle design, FPM seals, and a phosphate coated steel valve body. DRV/DRVP valves have pressures to 5000 PSI, flows to 80 GPM, carbon steel housing, FPM O-ring connections, manifold mounting, etc.