The Screw.washer.4x6 is the lowest priced item on this Starting Motor schematic.
Some items from this specific schematic: Cover Comp.,gear, Motor Assy.,start, Motor Only, O-ring.
The Screw-washer,5x43 is the most widely applied product in the NSR125R 1990 (L) FRANCE / KPH STARTING MOTOR ( three times ).