HQRP Cartridge Filter is replacement for Shop-Vac Small Cartridge Filter Type AA, parts 903-98 / 90398 / 9039800 / 903-98-00 / 903-99 / 90399. HQRP Small Foam Filter Sleeve is replacement for Shop-Vac part #s 9052600 / 905-26-00 / 905-26 / 90526 Type CC Filter. HQRP Small Cartridge Filter fits Shop-Vac 1-4 Gallon Wet/Dry Vacuums (except 1x1, Micro, HangOn, HangUp Mini, All Around, All Around Ez), 5 Gallon portable model H87S, 5 Gallon HangUp, 5 Gallon Wall Mount and 6 Gallon long life model P12S vacuums. HQRP filters are made of special material. They are easy to wash with soap and water. This allows multiple use of the same filter insuring longer lifetime of the filter compared to other filters and as a result money saving. The approximate size of the cartridge filter is 5.75 inch diameter and 5 inches high. Filter retainer is not included. Use the HQRP Small Foam Sleeve for picking up wet spills and messes. Foam Sleeve and Cartridge Filter must be used SEPARATELY! Compatible with Shop-Vac E87S450 E87S550A All Around Plus; Shop-Vac QAL80 QAL80A QAS60 QAM70 Floor Master series; Shop-vac QPMH450 QPMH500 QMH45A QSH30 QSH35 QPSH300 QPSH400 952-02 95202 HangUp Series; Shop-vac H87 H87S series H87S450 H87S550A H87S650C H87S600Cr Brute 5 Gallon; Shop-vac 2TM350A 3HM300A 5HM400 5HM450 5HM500 Wall Mount Wet Dry Vacuums.