Check out any of the forty-three Radiator components enlisted.
Parts such as the Radiator: Seal,rad.cap, Nut,serrat,5mm, Filler,neck, Hose R,water are included in the Cb1000f 1993 (p) Germany / Kph Radiator parts fiche.
On this parts fiche the Clamp,hose,3037 is the most specified component.