PENTAIR O-RING 8343 - 35505-1425

SKU: 35505-1425
Regular price $12.80

The Pentair 35505-1425 O-Ring is an essential replacement component for pool contractors servicing Sta-Rite System 3 filter systems. This precision-engineered O-ring ensures leak-free operation in bulkhead assemblies across multiple System 3 filter series, making it a critical inventory item for professional pool service companies.

Professional Service Benefits

This genuine Pentair O-ring eliminates callbacks and warranty issues with its precision fit design that creates reliable seals in System 3 filters. The 60 durometer construction withstands pool chemicals and pressure variations, reducing maintenance frequency and protecting your service reputation with commercial and residential clients.

Why Pool Contractors Choose MT Pools

MT Pools understands that small parts like O-rings can make or break a service call. Our superior customer service ensures you get genuine Pentair parts with reliable inventory availability. We support pool contractors with wholesale pricing and technical expertise to keep your operations profitable.

Frequently Asked Questions

Which System 3 filter models use the 35505-1425 O-ring?

This O-ring fits Sta-Rite System 3 SM series (S7M120, S7M400, S8M150, S8M500), SMD series D.E. filters, SD series (S7D75, S8D110), and SS series sand filters (S7S50, S8S70).

What are the specifications of this O-ring?

The Pentair 35505-1425 features a 3-3/4" inner diameter, 3/16" cross section, 60 durometer hardness, and black elastomer construction for chemical resistance.

Is this a genuine Pentair replacement part?

Yes, this is a genuine Pentair O-ring (part #35505-1425) manufactured by Pentair Distribution with UPC 616312759330, ensuring proper fit and performance.

Does MT Pools offer bulk pricing for service companies?

Yes, MT Pools provides wholesale pricing for pool service contractors and bulk discounts for larger orders to support your business profitability.

Order Your Replacement Parts Today

Keep your service truck stocked with genuine Pentair replacement parts from MT Pools. Our reliable inventory and superior customer service ensure you have the parts you need when you need them.

• Genuine Pentair part #35505-1425 for System 3 filters
• 3-3/4" inner diameter with 3/16" cross section
• 60 durometer hardness for chemical resistance
• Black elastomer construction withstands pool chemicals
• Compatible with SM, SMD, SD, and SS series System 3 filters
• Precision fit design minimizes leaks in bulkhead assemblies
• Fits models S7M120, S7M400, S8M150, S8M500, S7D75, S8D110, S7S50, S8S70
• Also known as O-283 replacement O-ring
• UPC: 616312759330 for inventory tracking
• Lightweight at 0.32 oz for easy handling and storage