A sample from the products for the Starter Motor (mitsuba) include: Screw Washer,6x25, Set Bolt, Screw.washer.4x8, Screw Wash 4x28.
The ten Odyssey 1998 (w) 5dr Ex (ka) Starter Motor (mitsuba) component parts are all listed in this schematic.
This STARTER MOTOR (MITSUBA) assembly utilises three Screw Wash 4x28(s) - the highest specified component.