Premium HNBR 1/4" HVAC Hose Seals, Blue, for Manifold Gauge Sets, Refrigerant & Oil Resistant, 10 Pack

Blue Crown Seals are premium HNBR replacement seals engineered specifically for 1/4-inch HVAC charging hoses. Designed to deliver a dependable, long-lasting seal, these seals help reduce refrigerant leaks during the connecting and disconnecting of gauges. Unlike standard neoprene gaskets, HNBR material offers superior resistance to extreme temperatures, oil, wear, and refrigerants, ensuring extended service life and reliable performance through repeated use. These seals are ideal for HVAC technicians servicing air conditioning, refrigeration, and heat pump systems, and are compatible with most standard 1/4-inch charging hoses and manifold gauge sets. Each resealable pack includes 10 high-quality blue seals, giving you plenty of replacements to keep on hand for professional maintenance and service calls. Stop leaks and save call-backs with Blue Crown Seals — the technician-approved choice for upgrading your hose seals.

• PREMIUM HNBR MATERIAL: Made from hydrogenated nitrile butadiene rubber, these seals offer superior resistance to heat, oil, wear, and refrigerants compared to standard neoprene gaskets.
• DESIGNED FOR 1/4-INCH HVAC HOSES: Compatible with most standard 1/4-inch charging hoses and manifold gauge sets used in AC, refrigeration, and heat pump service.
• REDUCES REFRIGERANT LEAKS: Engineered to provide a dependable, long-lasting seal that helps prevent refrigerant leaks during gauge connection and disconnection.
• BUILT FOR REPEATED USE: Constructed to withstand extreme temperatures and the demands of repeated connect and disconnect cycles, making them ideal for professional HVAC technicians.
• 10-PACK INCLUDED: Each resealable bag contains 10 high-quality replacement seals, ensuring you have plenty on hand for ongoing HVAC maintenance and service calls.