PE-25-P02H-WW-30 Eaton SENTINEL Filter Bag F31S36902This is an Eaton SENTINEL filter bag, with description PE 25 P02H WW 30. In Eaton bag nomenclature this means a 25 micron polyester bag with polyester ring, size 02. It also denotes a box quantity of 30. SENTINEL bags are constructed to be bypass free, with welded seams, a pressure sealing lip, and non migrating media construction. The SENTINEL ring snaps into place inside the filter housing, creating a seal that increases with pressure and adapts to