Hot Tub Parts and Accessories / Hot Tub Pump Parts

Current style 4.0 HP impeller for Waterway Executive 56 series pump. This impeller only fits and works in an Executive 56 series wet end. See important details on old and current style impellers below. When replacing the impeller it is a good practice to replace the pump seal at the same time to ensure trouble free performance of the pump.

Impeller details:

• 4.0 HP
• Only fits Executive 56 series side discharge Waterway pumps*
• Waterway part number 310-4190
• Ships in black or grey colour as produced by Waterway

* Important note about Waterway Executive series impellers.

Smooth nose impellers (Old Style) as shown below on the left are no longer available. The current style impellers shown below on the right with the stepped nose are not a compatible replacement for the old style impeller and will not fit in the old style wet end hosing. If you need to replace an old style impeller a complete current style wet end will need to be purchased.