Hydronit group 1 reversible gear pump, 0.63 cc/rev, for mini power packs.
Hydronit's R series are bidirectional gear pumps, with built-in suction checks and two outlets at the front, for mini power packs that drive a double-acting cylinder by reversing the motor. This one is group 1, 0.63 cc/rev. It is used with the UR type centre block.
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