Parker s n series the item serves the purpose of a valve two, Step needle that Facilitates meticulous calibration at low flow rates with the first three twists of the adjustment knob, And then continues with the next three turns set the valve to fully open flow and offers conventional throttling adjustments. Markets factory automationmachine toolsmarinematerial handlingminingmiscellaneous industrialmiscellaneous manufacturingmoldingoil &gaspower generationvehicle assembly facilitiesfeatures/benefits tamperproof option availableset screw locks the valve on a desired settingport offered Comes in several size options 8 Offered in sizes spanning from 1/8 up to 1 1/4 range of materials available steel and, Is brass stainless steelport options include iso 6149, Npt, Bspp, Bspt and saethe distinct band offers, Colorflow shade a reliable visual signal tailored for specific applications general hydraulic applicationsother details maximum flow lpm 30, 57, 95, 151, 264, 11, 19maximum flow gpm 8, 15, 25, 40, 70, 3, 5maximum operating pressure psi 5000, 2000, 500, 3000Peak operational temperature limit f, 250,, 400 minimum operating temperature f, 40,, 15 maximum operating temperature c, 121,, 205