This Johnson 01-46794-07 brass cam screw replaces Johnson 05-04-144, Jabsco SP1002-09 and SP1004-11 screws, and is suitable for Johnson engine cooling pumps that have the Johnson 01-42910 or 01-42442 cam plates (Jabsco 29303 or 3255): F7B-303 pumps (10-22045-3), F7B-393 pumps