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Looking for an O-ring that can withstand high pressure in refrigeration systems? Look no further than our Hose Barb O-Ring 8 Dash PK50 from Eaton Aeroquip! Made in the USA, this versatile O-ring is perfect for use with refrigerants like R12, R22, and R404A, making it ideal for commercial and industrial applications. Its 8 Dash size ensures a tight seal on hose barbs, while its impressive maximum working pressure of 500 PSI makes it durable enough to handle even the toughest refrigeration jobs. And with a minimum burst pressure of 2,000 PSI, you can rest assured that your system is in safe hands. So if you're looking for a reliable O-ring that can handle any refrigeration application, choose our Hose Barb O-Ring 8 Dash PK50 from Eaton Aeroquip today!