The Screw,flat,6x32 is the most widely applied product in the CB250 2001 (1) PORTUGAL OIL PUMP ( three times ).
Parts such as the Oil Pump: Rotor,oilpump Out, Screen,oil Filter, Rotor,oil Pump In, Gear A,pump Drive are included in the Cb250 2001 (1) Portugal Oil Pump parts fiche.
The lowest price component in this Oil Pump parts-list fiche is the Bolt,hex, 5x20.