Pentair C/CC/D Series Buna Shaft Seal (U109-433SS) vacalert Bearings help rotating cleaner components

Bearings help rotating cleaner components move smoothly

Useful when the original cover is cracked or faded

Improves fit accuracy and long-term service confidence

The stud detail makes this assembly especially useful in setups where the original mounting arrangement needs to be preserved exactly

Helps restore weir mounting and retention

Pentair C/CC/D Series Buna Shaft Seal (U109-433SS) vacalert Bearings help rotating cleaner componentsPentair C CC D Series Buna Shaft Seal is a genuine Pentair replacement part made for compatible pool and spa pump systems. Pump components can wear over time from heat, vibration, water exposure, debris, and regular equipment use. Replacing a damaged or missing part with the correct component helps keep the pump assembly secure, serviceable, and operating as intended. This part is ideal for repair work, preventative maintenance, or equipment rebuilds