Milton Roy RA111015FRSESEM2NN 6.2 GPH 350 PSI 1/3HP Metering Pump

This is a new Milton Roy mRoy Series hydraulic diaphragm metering pump, model RA111015FRSESEM2NN, serial number 02547005-1, manufactured by the Milton Roy Company in Ivyland, PA, USA. The pump head is constructed of 316 stainless steel with NPT process connections and ball-type check valves, rated for 5.70 GPH at 350 PSI and 6.20 GPH at 100 PSI, with a manually adjustable micrometer-style stroke length control knob (0–100% range) visible on the gearbox housing. The drive unit is a cast iron gear-reduced mechanism stamped B481 50 / 9-19-97, coupled to a Leeson explosion-proof electric motor rated 1/3 HP, 1725 RPM, 115/208-230V single-phase 60 Hz, FLA 5.8/2.8-2.9A, Class I Group C&D and Class II Group F&G Division 1 hazardous location rated (UL Listed, CSA LR47504), insulation Class B, SF 1.0, motor model XXA6C17EC20N P. The mRoy RA series is widely used in oil & gas, chemical processing, and water treatment for precise injection of corrosive or hazardous chemicals; the hydraulic diaphragm design isolates process fluid from the drive oil, providing leak-free, accurate metering with built-in pressure relief.

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