... 's interchangeable with original Vickers of the same model.Vickers hydraulic piston motor: Vickers MFB fixed displacement piston motor, range MFB5, MFB10, MFB20 ... PFB5, PFB6, PFB10, PFB15, PFB20, PFB29, PFB45. Vickers Hydraulic Piston Pump motor PVB of PVB5, PVB6, PVB10, PVB15, PVB20, PVB29, PVB45, and ...