In this schematic the "Rubber B,seat Set" is used most often.
The most reasonably priced component used on the Cb600f 2009 (9) Australia / Abs St Seat/rear Cowl is the Screw,tapping,4x10.
Some items from this specific schematic: Nut,spring,6mm, Bolt,flange,sh 6x, Screw,pan,6x14, Grip R,rr.