Yuken India Limited offers Piston Pumps with Light Mass. Yuken India Limited is an ISO-9001: 2000 accredited company. The Company also manufactures various types of Oil Hydraulic Equipment. The Piston Pumps with Light Mass, AR Series, has noise level reduced to1-2 dB [A]. The Piston Pumps with Light Mass has viscosity range of 20 to 400 mm2/ s. The Piston Pumps with Light Mass has suction pressure of -16 and +50 kPa at inlet port of the pump.