The O-RING-BUNA (WAS 55/4) from HYPRO LLC is a high-quality sealing solution designed for various applications. This Buna-N rubber o-ring offers excellent resistance to oils, fuels, and other chemicals, making it ideal for hydraulic and pneumatic systems. With a standard size that ensures compatibility with numerous fittings, it provides a reliable seal under pressure. The o-ring's dimensions are optimized for durability and performance, ensuring a tight fit that prevents leaks. This product meets industry standards for quality and reliability, making it a trusted choice for professionals.