The OEM Pentair Clamp Band Assembly 355320 is a complete replacement part engineered for use with Pentair Challenger high flow, high pressure, and WaterFall specialty pumps. It secures the pump housing to maintain a leak-free seal during operation, preserving water pressure and pump integrity. This assembly includes a corrosion-resistant stainless steel band and an integrated locking knob for straightforward and secure installation. Built for compatibility with a wide range of Pentair pump models, it is essential for restoring proper fit and ensuring system reliability. Replacing a damaged or corroded clamp helps prevent water leaks and supports long-term pump performance.

• Made for Challenger & WaterFall Pumps: Designed for use with Pentair Challenger high flow, high pressure, and WaterFall pump models for exact fit and sealing.

• Leak-Free Housing Seal: Provides a secure clamp on pump housing to eliminate water leaks and sustain proper system pressure.

• Rugged Stainless Construction: Features a durable stainless steel band that resists rust and pool chemical damage.

• Tool-Free Adjustment: Locking knob design makes tightening and removal simple without the need for specialized tools.

• Multi-Model Compatible: Fits a range of Pentair pumps, making it an essential replacement part for ongoing system maintenance.

• (1)ÊBand Clamp
• (1)ÊLocking Knob

• Pentair WaterFall Specialty Pumps
  
• Pentair Challenger High Flow Pumps
• Pentair Challenger High Pressure Pumps
  

Replacing the Pentair Clamp Band Assembly 355320 on your Challenger or WaterFall pump? This section helps walk-in customers identify the correct part, understand install needs, and know what to expect when buying locally from Discount Pool Mart.

Finding the Right Clamp for Your Pump

This clamp assembly fits several Pentair pumps, but it's important to confirm your model before heading in. HereÕs what local shoppers should know.

Does this clamp fit the Pentair Challenger high flow model IÕm bringing in?

Can I match this clamp to a WaterFall pump if I bring in the old part?

Will store staff help verify it works with my high-pressure pump?

What part number should I ask for in store to get the full clamp assembly?

Is this the same clamp used on older Challenger pumps sold locally?

Installing the Clamp After In-Store Purchase

Once youÕve picked up your clamp, correct installation is key to preventing leaks or pressure issues. Here are tips for doing it right.

How do I install the clamp after walking out with it from the store?

Does the locking knob need any special tools to tighten it?

Will this clamp go on easily if my pump housing is slightly warped?

Can I ask for an install guide when I pick this up at the counter?

Recognizing Clamp Issues in Your Pump System

If your pump is leaking or not holding pressure, the clamp might be the issue. This section helps walk-in customers troubleshoot before buying.

What signs mean I should replace the band clamp in my Challenger pump?

Will this clamp stop small leaks from the housing seam?

Can I visually tell if the clamp or knob is failing on my WaterFall pump?

Is it safe to keep using the pump if the clamp feels loose?