The impeller screw is a precisely toleranced fastening element for ESPA Nadorself T pumps that transmits the torque from the motor shaft to the hydraulic impeller.
Without a correctly tightened screw, the impeller may slip on the shaft, causing a rapid drop in performance and, in extreme cases, mechanical damage to the shaft or pump housing.
The original material, resistant to the corrosive effects of pool water and chemicals, guarantees a reliable connection throughout the service life of the pump.
Replacement is recommended every time the impeller is removed – the screw is a single-use part whose reuse reduces the reliability of the fastening.




Recenze
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