The Fluidra J-P/J-VSP150 Seal Plate Nut is a replacement fastener used with compatible pump seal plate assemblies. This nut helps secure the seal plate area during pump service and is typically replaced when the original nut is stripped, corroded, missing, or damaged during disassembly.Use this part when replacing a worn, damaged, missing, or failed original component in a compatible system. Always compare the existing part, equipment model, dimensions, electrical ratings, and part number before ordering to confirm correct fit and application. Replacement seal plate nut for compatible Fluidra pump assemblies Designed for J-P and J-VSP150 applications Helps secure the seal plate during operation Useful during pump repair or rebuild work Verify part number 40272 before purchase