SJB-22134 fits these pumps Manufacturer Part Number Model Number Series U.S. Seal PS-22134 Spring Holder Not Included Slotted Mating Ring Darley, W.S. & Co 1846300, 1846300X *with exception of U.S. Seal, all manufacturer's names, part numbers, and descriptions are used for reference purposes only. It is not implied that any part is the product of these manufacturers.