The Dichtomatik OR 5.237" O-ring is a high-performance sealing solution made from 90 NBR (Nitrile Butadiene Rubber), perfect for various industrial applications. With a cross-section of 0.103", it offers exceptional resistance to oils and fuels, ensuring a long-lasting seal. This O-ring meets stringent industry standards, making it suitable for hydraulic and pneumatic systems. Its precise dimensions ensure compatibility with standard fittings, making it a reliable choice for automotive, aerospace, and manufacturing applications. Opt for this O-ring for effective sealing performance.