Length: 7-3/16" (including raised lip)Diameter: 8-1/4"Top opening: 4-1/16"Bottom opening: 4-1/16"   Replaces popular brand part numbers: Unicel C-8341 Filbur FC-1007 Pleatco PMA45-2004-R Features: 45 sq. ft. of high-quality Filtration Fabric Expansive Flow™ core Alternative filter names: X268330, X238330, X268325, X268370, X268380, Depth Loading Filter Replacement, 17-175-1895, 17-175-2217, APCC7156M, APCC7494   Used in pools/spas made by: Down East, Ft. Wayne Spas, Master Spas & other manufacturers   By Guardian Filtration Products • 807-198