PENTAIR DIFIUSER O-RING CHALLEGER PUMP - 355331

SKU: 355331
Regular price $2.38

The Pentair 355331 Diffuser O-Ring is an essential maintenance component that pool service contractors rely on for preventing costly pump failures and maintaining optimal system performance. This high-quality rubber seal ensures leak-free operation across multiple Pentair pump models, making it a must-have inventory item for professional pool service companies.

Professional Service Benefits

This genuine Pentair O-ring reduces service callbacks by providing a reliable seal that prevents water leakage and maintains pump efficiency. Compatible with Challenger, SuperFlo, Intelliflo, and Pinnacle pumps, it streamlines your parts inventory while ensuring you have the right component for multiple pump models. The durable rubber construction withstands chemical exposure and temperature variations common in commercial pool environments.

Why Pool Contractors Choose MT Pools

MT Pool Distributors understands that downtime costs contractors money. Our superior customer service ensures you get genuine Pentair parts when you need them, with bulk pricing that supports your profit margins. Join thousands of pool professionals who rely on our daily recurring customer support and expert technical guidance.

Frequently Asked Questions

Which Pentair pump models use the 355331 diffuser O-ring?

The 355331 O-ring is compatible with Pentair Challenger high flow/pressure pumps, SuperFlo pumps, Intelliflo pumps, Pinnacle pumps, and WaterFall specialty pumps. For Challenger High Flow models, it's specifically used with 5 HP units.

What are the alternate part numbers for this O-ring?

Alternate part numbers include 47023304, O421, PAC1013135, 90-423-5233, PAC-101-3135, PEN355331, and PEN355331Z, ensuring compatibility across different supplier systems.

How often should contractors replace diffuser O-rings?

Professional pool contractors typically replace diffuser O-rings during annual pump maintenance or when signs of wear, cracking, or leakage appear to prevent costly pump damage and maintain system efficiency.

Does MT Pools offer bulk pricing for service companies?

Yes, MT Pool Distributors provides competitive bulk pricing for pool service companies and contractors, with superior customer service and reliable inventory to keep your business running smoothly.

Order Your Maintenance Parts Today

Keep your service operations running efficiently with genuine Pentair parts from MT Pool Distributors. Our team provides expert technical support and fast shipping to minimize your downtime and maximize customer satisfaction.

• Genuine Pentair 355331 diffuser O-ring for professional reliability
• High-quality black rubber construction resists chemicals and temperature variations
• 3-inch nominal outside diameter with precise 1/4-inch height specifications
• Compatible with multiple Pentair pump models: Challenger, SuperFlo, Intelliflo, Pinnacle, WaterFall
• Specifically designed for Challenger High Flow 5 HP models
• Works with SuperFlo VS/VST pumps and post-June 2019 Diffuser 355949 models
• Prevents water leakage and maintains optimal pump performance
• Essential component for regular maintenance and system longevity
• Multiple alternate part numbers for cross-reference compatibility
• Reduces service callbacks and protects contractor reputation
• Streamlines parts inventory across multiple pump models