[90398 Filter for ]Compatible with for 90398 903-98 9039800 903-98-00 filter, compare to part no. 90398. [Compatible Models]Compatible with for 90398, H87S550A, 90398, 587-24-62, E87S450, 587-04-00, 286-00-10, 962-15-00, 394-20-00, Wall-Mount 394-20-00, SP650C, Back Pack SP650C, Back Pack 286-00-10, VN92550A, Wet / Dry Vac VN92550A, Wet / Dry Vac 962-15-00, Wet/Dry Vac H87S550A. [Efficiency Filtration]90398 filter for made of oversized area of HEPA material, can captures everyday dirt and fine particles such as sawdust, general debris cold ashes, pet dander, pollens etc. Perfect for eliminating all types of for cleaner indoor air. [Washable & Reusable]The 90398 filter can be cleaned with a cleaning brush, money by being reusable when dry. We typically recommend replacing the 90398 filter every 3-6 months, depending on your usage environment, to maintain optimal performance of your vacuum cleaner. Please note: the physical slightly color difference or difference, does not affect the