Product Info Catalog Plumbing Water Filtration Water Filter Cartridges Water Filter Housing O-Ring, 1-In. Water Filter Housing O-Ring, 1-In. Request a Quote UPC: 33663007482 SKU: 216903 Model Number: OR-250 1", Housing O Ring, Used To Help Ensure The Seal Of The Water Filtration System, Use With Culligan #Wh-Hd200-C.