0901443 | SEALING RING, NK300S | Resideo

**SEALING RING, NK300S (SKU: 901443)** This Resideo sealing ring is an essential component for the NK300S regulator, ensuring a tight and leak-proof seal to prevent gas leakage. Its durable construction withstands high pressures and temperatures, maintaining its integrity in demanding industrial environments. The ring's precise design ensures a secure fit, providing reliable performance and extending the life of your regulator. Our HVAC supply store offers competitive prices and fast shipping for your replacement ring needs.