1 VICKERS Series 1) V series single pump and V series double pump. 20V/ 25V/ 35V/ 45V/ 50V 2520V/ 3520V/ 3525V/ 4520V/ 4525V/ 4535V. 2) VQ series single pump and VQ series double pump. 20VQ/ 25VQ/ 35VQ/ 45VQ 2520VQ/ 3520VQ/ 3525VQ/ 4520VQ/ 4525VQ/ 4535VQ. 3) V10 series vane pump and V20 series vane pump. 4 M series vane.