INTEX Type A or C Filter Cartridge 4-Pack 29002E for model 603 604/G 637R 635T 78257306565 | eBay
Intex Filter Cartridge Type A Pump and Filter Union in the Pool Filter & Skimmer System Parts department at Lowes.com
Intex Pool Filter Cartridge. Size A Or C. 603 & 604/G. 635T & 636T/G. 637R | eBay
New INTEX Type A or C Filter Cartridge 2-Pack 29002E for model 603 604/G 637R 78257306565 | eBay
Intex Tri-Pack Type A or C Filter Replacement Cartridge for 603/604G, 637R - New | eBay
Amazon.com: Intex Pool Filter Cartridges - Intex Cartridge Filter Type A and C For Intex Pool Filter Pumps set of (4) - Bundled with (2) SEWANTA Oil Absorbing Sponges. : Patio, Lawn & Garden