Little Giant 1-AA, 1-EA Series Pump Volute (101375) audio Hayward VL Series top-mount multiport

Hayward VL Series top-mount multiport valve

and this Jacuzzi Magnum Seal Plate Lock Nut is designed for compatible applications where the original hardware is missing

badly worn

High-output spa pumps benefit from accurately matched wet ends because frame size and plumbing format are closely tied to installation success

The added filter function gives this overlay practical value because a keypad overlay should match the precise operational layout of the system instead of offering only approximate labeling

Little Giant 1-AA, 1-EA Series Pump Volute (101375) audio Hayward VL Series top-mount multiportA pump volute helps form the water directing chamber of a compatible pump wet end, and this Little Giant version is designed for 1 AA and 1 EA Series applications using the 101375 reference. Volutes are useful because they are a central hydraulic part of the pump and directly affect how water moves through the assembly. This part has practical value because model specific volute replacement helps preserve original fit, flow path, and wet end