The most reasonably priced component used on the Civic 1989 (k) 4dr Lx (ka,kl) Front Door Panels is the Bolt-wash.,6x16.
On this parts fiche the Bolt Wash 8x25 is the most specified component.
Some items from this specific schematic: Stopper Door, Panel, R. Fr. Door, Beam, R. Fr., Bolt Wash 8x25.