Description
The Navien 20006950A is a genuine OEM replacement O-ring designed specifically for Navien circulator pumps. Maintaining a proper seal on your circulator pump is critical to the reliable, leak-free operation of your hydronic heating system. Over time, O-rings can degrade due to heat cycling, pressure, and chemical exposure — replacing a worn or damaged O-ring promptly prevents costly water damage and keeps your system running at peak efficiency.
Product Overview
This factory-original O-ring is engineered to meet Navien’s precise tolerances, ensuring a secure, pressure-tight fit within the circulator pump assembly. Using a genuine Navien part guarantees compatibility and long-lasting performance compared to aftermarket alternatives.
Key Features
- Genuine OEM Navien replacement part
- Designed for use with Navien circulator pump assemblies
- Provides a reliable, leak-free seal to protect hydronic system integrity
- Engineered to withstand the heat cycling and pressure demands of hydronic heating applications
- Direct OEM replacement for fast, straightforward installation
- Helps extend the service life of your circulator pump
Application
- Compatible with Navien circulator pump assemblies requiring O-ring replacement
- Suitable for residential and light commercial hydronic heating systems
Why Choose Genuine Navien Parts?
Navien is a leading manufacturer of high-efficiency condensing boilers and water heaters. Genuine Navien replacement parts are manufactured to exact factory specifications, ensuring proper fit, reliable performance, and maintained warranty compliance. Always use OEM parts to protect your system investment.







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