FILTER CARTRIDGES AND AIR CLEANER ASSEMBLIES

The present disclosure relates to an air filter cartridge comprising:(a) a media pack having an outer perimeter and including media having opposite first and second ends;(a) a seal arrangement disposed about the media pack outer perimeter; and(b) a first member of a projection-receiver arrangement extending from the media pack outer perimeter, wherein the first member is circumferentially aligned with at least a portion of the seal arrangement.