PENTAIR PINNCALE DIFFUSER 0-RING - 355030

SKU: 355030
Regular price $7.33

The Pentair 355030 Diffuser O-Ring is an OEM genuine replacement part essential for maintaining peak performance in Pentair Challenger, Pinnacle, SuperFlo, and SuperMax pool pumps. This high-flow diffuser seal ensures proper pump operation and prevents costly downtime for pool service professionals.

Professional Service Benefits

This square cross-section O-ring provides reliable sealing for medium head diffuser applications, reducing callback visits and maintaining your service reputation. The exact OEM specifications ensure perfect fit and long-lasting performance, while the easy installation saves valuable service time on every job.

Why Pool Contractors Choose MT Pools

MT Pools understands that having the right parts when you need them is critical to your business success. Our superior customer service and reliable inventory management ensure you can complete repairs efficiently and keep your customers' pools running smoothly.

Frequently Asked Questions

Which Pentair pumps use the 355030 diffuser O-ring?

The 355030 O-ring fits Pentair Challenger, Pinnacle high-flow pumps, SuperFlo pumps, and SuperMax pumps (all except 5 HP models).

What are the exact dimensions of this O-ring?

The 355030 diffuser O-ring measures 3-1/8" outer diameter and 2-3/4" inner diameter with a square cross-section design.

Should I grease the O-ring during installation?

Yes, always grease the diffuser quad ring and seal plate O-ring prior to pump reassembly for proper sealing and easier installation.

Does MT Pools stock genuine OEM Pentair parts?

Yes, MT Pools carries genuine OEM Pentair parts with reliable inventory and superior customer service for pool professionals.

Order Your Replacement Parts Today

Keep your service truck stocked with genuine OEM parts from MT Pools. Our competitive contractor pricing and fast shipping help you maintain profitability while delivering exceptional service to your customers.

• OEM genuine Pentair replacement part (355030)
• Square cross-section design for superior sealing
• Compatible with Challenger, Pinnacle, SuperFlo & SuperMax pumps
• 3-1/8" outer diameter, 2-3/4" inner diameter
• Black rubber construction for durability
• Medium head diffuser application
• Easy installation with proper greasing
• Exact replacement for original equipment
• Prevents pump leaks and performance issues
• Essential for professional pump maintenance