Parts such as the Crankcase Cover (model L/m/n): Plug,14x12, Bolt, Gasket(14x19.2x2) (nas), Plate,fr Chain Guide are included in the Dr250se 1992 (n) Usa (e03) Crankcase Cover (model L/m/n) parts fiche.
The most reasonably priced component used on the Dr250se 1992 (n) Usa (e03) Crankcase Cover (model L/m/n) is the Pin.
With five applications this Bolt is the most specified part.