Pentair Clamp Knob For Purex and WhisperFlo | 071136Z

The OEM Pentair Clamp Knob 071136Z is a replacement part designed for use with Pentair Purex SM and SMBW 2000 and 4000 series filters and WhisperFlo pumps. This clamp knob is essential for securing the lid on older models of these systems, specifically those manufactured before 1998. It helps maintain a tight seal on the pump, ensuring efficient operation and preventing leaks. Made of durable materials, this knob is a reliable and cost-effective way to keep your pool equipment functioning properly

Highlights

• Designed for Older Pentair Systems: The Pentair Clamp Knob is a replacement part compatible with Pentair Purex SM and SMBW 2000 and 4000 series filters, as well as WhisperFlo pumps. It is specifically designed for systems manufactured before 1998, ensuring a proper fit.

• Secures Pump and Filter Lids: This clamp knob plays a critical role in maintaining a tight seal on the pump and filter lids. By securing the lid, it helps prevent leaks and ensures efficient operation of your pool equipment.

• Durable and Long-Lasting: Constructed from high-quality materials, the Pentair Clamp Knob is built to withstand regular use and pool environments. Its durability makes it a reliable and cost-effective replacement part.

• Ensures Efficient System Performance: By keeping your pump and filter lids tightly sealed, this clamp knob helps maintain proper system performance. It is an essential part for extending the life of your older Pentair pool equipment.

Includes

• (1) Pentair 071136Z Knob

Compatibility

• Pentair Purex SM 2000 Series Filters
• Pentair Purex SMBW 2000 Series Filters
• Pentair Purex SM 4000 Series Filters
• Pentair Purex SMBW 4000 Series Filters
• Pentair WhisperFlo Pumps
• Pentair Nautilus Plus Filters

Additional Info

Ordering the 071136Z clamp knob online? This section answers common compatibility questions and explains how SOSPool.com makes buying parts for older systems fast and reliable.

Buying the Clamp Knob Online for Pre-1998 Systems

This clamp knob secures the lid on older Pentair Purex filters and WhisperFlo pumps. It’s a simple but vital part for keeping your pool equipment leak-free and running smoothly.

Can I buy the 071136Z clamp knob online for a WhisperFlo pump?

Does SOSPool.com offer fast shipping on this part?

Will this work with Nautilus Plus filters as well?

Is this the right part for a Purex SM 4000 series filter?

What system models are listed in the online product specs?

Preventing Leaks and Failures After Replacement

Replacing a worn knob can restore seal integrity. Learn what to expect after install and what else to inspect if problems persist.

What should I do if the lid still leaks after replacing the knob?

Do I need to inspect the clamp ring or o-ring too?

How tight should I turn the knob to avoid overtightening?

Will this part help stop lid rattling during pump operation?

Should I clean the threads before installing a new knob?

Shipping, Returns, and Customer Support

SOSPool.com ships OEM parts quickly and supports easy returns. Always confirm your system model before purchasing for legacy equipment.

Can I return the clamp knob if it doesn’t fit my pump?

Is this item eligible for free shipping from SOSPool.com?

Will it ship in official Pentair packaging?

Can I bundle this with a new o-ring or clamp set?

What’s the expected delivery time for this part?

Diagram