Check out any of the eleven Air Cleaner components enlisted.
Parts such as the Air Cleaner: Seal,air Cleaner, Case,sub Air Clea, Filter,sub Air Cl, Cover,air/c are included in the Cbr600f Hurricane 1993 (p) Brazil / Kph Air Cleaner parts fiche.
On this parts fiche the Screw,washer,5x16 is the most specified component.