... noise, Smooth supplying oil, High speed, Good self-priming performance BB-B series cycloid gear pump is a kind of volumetric internal ... , low noise, smooth supplying oil, high speed, good self-priming performance, widely used in the hydraulic system of lower than 2 ... ≥902.1050502.6063633.30BB-B8080≥904.101001005.101251256.50 BB-B series Cycloid Gear Pump