Pentair 3.5" Union Nut 98212200 – For Select Cartridge & D.E. Filters
Filter Parts
Pentair 3.5" Union Nut
Genuine Pentair replacement union nut designed to maintain secure plumbing connections and reliable filter operation.
Warranty Information
60-Day Manufacturers Warranty
Ultimate Pools is your first point of contact for compatibility verification and warranty assistance.
The Pentair 3.5" Union Nut (98212200) is a genuine OEM replacement component used on select Pentair cartridge and D.E. filter systems. Designed to secure filter plumbing connections, this durable black union nut helps maintain proper sealing, system pressure, and dependable equipment performance.
Whether replacing a cracked, damaged, or worn union nut, the 98212200 provides a direct-fit solution that helps restore leak-free operation. Manufactured to Pentair specifications, it ensures reliable compatibility with supported filtration systems and helps simplify routine maintenance.
Key Features
Designed for precise fit and dependable long-term performance.
Helps maintain proper sealing between filter plumbing components.
Supports reliable system integrity and proper operating pressure.
Manufactured to OEM specifications for compatible Pentair equipment.
Works with several Pentair cartridge and D.E. filter series.
Built to withstand outdoor pool equipment environments.
Compatibility
Compatible Pentair Filter Series:
- Pentair Clean & Clear Cartridge Filters
- Pentair Predator Cartridge Filters
- Pentair EasyClean D.E. Filters
- Pentair Warrior D.E. Filters
Compatibility may vary by model and production year. Always verify your existing part number and filter model before ordering.
Specifications
| SKU | 98212200 |
| Brand | Pentair |
| Product Type | Union Nut |
| Size | 3.5 Inches |
| Colour | Black |
| Installation Type | Threaded Replacement |
| Compatible Filter Types | Cartridge & D.E. Filters |
| Compatible Series | Clean & Clear, Predator, EasyClean, Warrior |
| Warranty | 60-Day Manufacturers Warranty |
| Important Note | Verify equipment model and part number before ordering to ensure proper fitment. |
Frequently Asked Questions
A union nut secures plumbing fittings together and helps maintain a tight, leak-resistant connection within the filtration system.
This union nut is commonly used on compatible Clean & Clear, Predator, EasyClean, and Warrior filter systems.
No. This listing is for the union nut only unless otherwise specified by the manufacturer.
Yes. The 98212200 is a genuine Pentair OEM replacement component.
Check your filter model and existing part number before ordering to ensure proper fitment.
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