Captain O-Ring 350013 Lid O-Ring — 3 Pack for Pentair IntelliFlo, WhisperFlo, Challenger & Pinnacle Pumps

Overview

Meet the Captain O-Ring 350013 Lid O-Ring, sold as a practical 3 pack. Designed to fit a wide range of pool and spa pump lids, this o ring supports a dependable seal around the lid area and helps streamline routine maintenance. The kit combines value with performance, making it a thoughtful choice for regular pump care without the guesswork of ordering single parts.

Crafted by Captain O-Ring LLC and proudly assembled in the USA, these o rings emphasize consistency, durability, and a straightforward replacement experience. While not a guarantee, a well-matched seal can contribute to smoother pump operation and fewer mid-cycle interruptions.

Key specifications

Important dimensions and design details help you compare against your equipment diagram. The approximate size is 5-7/8 inches inside diameter, 6-3/8 inches outside diameter, and 0.275 inches thick. Use these figures as a guide alongside your pump’s parts diagram to confirm the correct part number before purchase.

What you get and why it matters

• Three replacement lid O-Rings, compatible with related part numbers such as 352600 and 355332 for flexible use across similar assemblies.
• Broad compatibility across a variety of Pentair Challenger High Flow and High Pressure models, EQ Series, IntelliFlo series (both before and after April 2016), VS and SVRS variants, Pinnacle High Flow and other successors.
• Quality you can rely on, backed by manufacturing standards from Captain O-Ring LLC, with domestic assembly in the USA.

How to verify fit

Before ordering, check your pump parts diagram to confirm that this part number matches your lid O-Ring. When in doubt, compare the dimensions above to your existing seal groove to reduce the chance of a mismatch.

Usage tips and real-world scenarios

In practice, an appropriately sized lid O-Ring supports a straightforward lid reassembly after routine maintenance or lid removal. Users often notice easier alignment and a solid seating experience when the groove and O-Ring sit clean and undisturbed. This guidance is informational and based on typical use cases; outcomes may vary with each pump and scenario.

Quality and origin

Manufactured and warrantied by Captain O-Ring LLC, this kit is proudly assembled in the USA. The emphasis on quality materials and practical design aims to support regular pool and spa care routines without adding complexity to the replacement process.