Waterway 4.0 HP Executive Spa Pump Wet End [2" MBT X 2" MBT] [48 Frame] (310-1910) circuitboardparts 1-1/2 inch size and 7-position

1-1/2 inch size and 7-position design support intended fit

Useful when the original button is worn or tarnished

while the 3-piece body makes it easier to service or replace than many one-piece alternatives

CMP Jumbo Massage jet body

sensor style

Waterway 4.0 HP Executive Spa Pump Wet End [2" MBT X 2" MBT] [48 Frame] (310-1910) circuitboardparts 1-1/2 inch size and 7-positionThe Waterway 310 1910 wet end is designed for compatible 4. 0 HP Executive spa pump applications and features 2 inch MBT by 2 inch MBT connections in a 48 frame configuration. A wet end like this is useful because it restores the full hydraulic section of the pump in one matched assembly, which helps streamline rebuilds where the wet side has multiple worn components. Frame specific replacements are especially important in Executive pumps because