The Rexroth AZPW-21-016RRRXXMBS0593, material number R983035501, is a robust external gear pump from Bosch Rexroth’s AZPW series. It features a durable cast iron housing designed for reliable performance in demanding hydraulic applications. With a nominal displacement of 16 cm³/rev, this pump is engineered for high efficiency and a long service life. It is well-suited for a wide range of mobile and industrial hydraulic systems requiring consistent fluid power. The “S0593” designation in the model code indicates a special version tailored to particular application needs, while retaining the core benefits and standard features of the AZPW pump family.