The Bolt Washer 5x20 is the cheapest item from this partsfiche.
The seventeen Nsr125r 1989 (k) Switzerland / Kph Air Cleaner component parts are all listed in this schematic.
Parts such as the Air Cleaner: Rubb Control Box, Tube,vinyl,8x12x5, Bolt,flange 6mm, Plug,brthr Tube are included in the Nsr125r 1989 (k) Switzerland / Kph Air Cleaner parts fiche.