Pentair American Products/PacFab Barrel Nut & Spring Assembly (53108900Z) lochinvar k300 topside panel is designed

k300 topside panel is designed for compatible spa control applications where a compact user interface is needed for two-output operation

Universal low flow design

Raypak heater top

Hydro-Quip CS500T-C9 control

Fits compatible P

Pentair American Products/PacFab Barrel Nut & Spring Assembly (53108900Z) lochinvar k300 topside panel is designedThe Pentair American Products PacFab Barrel Nut & Spring Assembly (53108900Z) is a replacement filter component for compatible pool and spa filtration equipment. Barrel nut and spring assemblies are small but important parts used in specific filter configurations to support proper fastening, tension, or serviceable connection points. When the original assembly is damaged, missing, corroded, or no longer functioning as intended, replacement can help