Pentair
System3 Bulkhead Retaining Nut
Best replacement part for maintaining leak-free modular pool filter systems.
Ensure your pool's filtration system operates flawlessly with the genuine Pentair System3 Bulkhead Retaining Nut. This essential replacement part, model number 24752-0050, is specifically designed for Sta-Rite System:3 Modular SMD Series D.E. Filters and System:3 SD Series D.E. Filters. It guarantees a secure connection and optimal sealing of your filter components, preventing leaks and maintaining peak performance.
$32.91
Owner Satisfaction
4.6
/ 5
Category Rank
113
/ 1440
#113 in Pool & Spa Filters
Price vs Category Average
-79%
Below average
Part Number
247520050
/ -
Who it's for
- DIY homeowners wanting a quick, hassle-free filter repair
- Pool owners prioritizing a guaranteed leak-free filter seal
- Maintenance-minded owners seeking long-lasting, weather-resistant components
Who should skip it
- Budget-conscious shoppers looking for affordable generic hardware alternatives
- Inexperienced installers prone to applying excessive force
- Owners of non-Pentair filtration systems seeking universal parts
Performance breakdown
Seal Integrity
Precision threading ensures a watertight connection for high-pressure filtration systems.
Material Durability
Resists chemical degradation and stress cracking in harsh pool environments.
Installation Ease
Simple design allows for quick, tool-free replacement during routine maintenance.
OEM Compatibility
Perfectly engineered for Sta-Rite System:3 filters without any fitment guesswork.
Leak Prevention
Provides a reliable barrier that keeps your filtration loop completely sealed.
Component Longevity
Built to withstand seasonal wear and tear for multiple years of service.
Key Specs
Part Number
24752-0050
Brand
Pentair
Weight
0.17 lbs
Length
4.37 in
Width
4.37 in
Height
1.12 in
Material
Molded Plastic
Compatibility
Sta-Rite System:3 Modular SMD Series D.E. Filters
Features
- Genuine Pentair replacement part
- Ensures secure bulkhead connection
- Maintains filter seal integrity
- Prevents leaks in D.E. filters
- Designed for System:3 D.E. Filters
- Reliable and long-lasting operation
What customers say
Customers consistently praise this Pentair retaining nut for its excellent quality and perfect fit. As a direct OEM replacement, it installs easily, avoiding the common frustrations of other parts. The durable material effectively addresses leaks caused by old, brittle components. This reliability helps maintain the filter system's pressure and integrity, making it a highly recommended and essential maintenance purchase for ensuring optimal performance and longevity.
Know before you buy
No, this specific retaining nut is designed exclusively for the Sta-Rite System:3 Modular SMD Series and SD Series D.E. filters. It is not a universal part, so please verify your filter model before purchasing.
Using a genuine Pentair part ensures the exact material specifications and threading required for your filter's bulkhead connection. This precision prevents leaks and ensures the structural integrity of your filtration system.
You should consider replacing the nut if you notice persistent leaks around the bulkhead area, or if the plastic threads have become stripped or cracked. Over-tightening or long-term exposure to pool chemicals can degrade the material over time.
No, this product is the retaining nut only. If your current O-ring or gasket is worn or damaged, you will need to source those components separately to ensure a proper, watertight seal.
While you can use tools for a final adjustment, it is generally recommended to tighten the nut by hand as much as possible to avoid over-tightening. Excessive force on molded plastic parts can lead to cracking or stripping of the threads.
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