Speck Pumps Shaft Seal [20mm Buna] (2920343310) watertreatment A dedicated tool is useful

A dedicated tool is useful because it helps improve grip and control

CMP SpaMaster 2 inch insider straight body

Designed for the listed 433-IV 2

plug styles

A system like this is valuable because it adds intelligent suction-side protection without forcing a manual reset every time the device reacts to an unsafe condition

Speck Pumps Shaft Seal [20mm Buna] (2920343310) watertreatment A dedicated tool is usefulSpeck Pumps Shaft Seal [20mm Buna] (2920343310) is a replacement shaft seal designed for compatible Speck pump applications that use a 20mm Buna seal configuration. The shaft seal is a critical service part because it helps separate the wet end from the motor side of the pump, reducing the chance of water intrusion and helping protect surrounding pump components. This seal is commonly replaced during pump repairs, leak troubleshooting, motor service,