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🔧 Seal the deal with Captain O-Ring—because leaks are so last season!
Captain O-Ring’s 151122 replacement o-rings are precision-engineered, NSF61 certified Buna-N rubber seals designed for Pentair Pentek Big Blue water filter housings and compatible models. Each pack includes three perfectly sized o-rings (5.5" ID x 5.83" OD x 0.165" thickness) that install easily flat from the package, ensuring a leak-proof fit and long-lasting durability. Proudly assembled in the USA and backed by a one-year warranty, these o-rings are the go-to choice for professional-grade water filtration maintenance.
| ASIN | B019Y85PR6 |
| Best Sellers Rank | #4,812 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #1 in Undersink Water Filtration Replacement Parts |
| Brand Name | Captain O-Ring |
| Color | black |
| Customer Reviews | 4.5 4.5 out of 5 stars (3,177) |
| EU Spare Part Availability Duration | 1 Years |
| Item Diameter | 5.83 Inches |
| Item Weight | 0.04 Pounds |
| Manufacturer | Captain O-Ring LLC |
| Material Type | Buna-N Rubber (NSF61 Certified) |
| Model | 151122x3 |
| Nominal Inside Diameter | 5.5 Inches |
| Nominal Outside Diameter | 5.83 Inches |
| Number of Pieces | 3 |
| Part Number | 151122 |
| Set Name | 3 Pack |
| Temperature Range | 4E+1 Degrees Fahrenheit |
| UPC | 722589526046 |
| Unit Count | 3 Count |
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