For WET and DRY pickups.
ShopVac filter replacement 9030400 (903-04-00, 90304).
This filter fits most Full-Sized ShopVac models.
Does NOT fit Hang Up Vacs, 5 Gallon Contractor Portable, Floormaster Plus, All Around Plus, Heavy Duty Portable, 1x1, BullDog Portable, Mighty Mini®, Mini Hangup, Hippo, or All Arounds with 1-1/2 or 2 Gallon tank sizes.
This filter is approximately 8" diameter and 6.5" high.