In this schematic the "Bolt, Flange (34k)" is used most often.
This Side Cover diagram displays the required parts for the Xt600n (20.okw) 1989 3px1 Germany 293pw-332g1 Side Cover.
The most reasonably priced component used on the Xt600n (20.okw) 1989 3px1 Germany 293pw-332g1 Side Cover is the Bolt (682).