With four applications this Bolt-washer,8x20 is the most specified part.
Check out any of the eight F-16 components enlisted.
Parts such as the F-16: Rubber,starter, Bar.comp,step (jdm), Rub,step, Bolt-washer,8x20 are included in the Md90 1999 (x) Japan Md90-230 F-16 parts fiche.