The Freudenberg-NOK 1.049" O-Ring, model S701B, is crafted from high-quality 70 VMQ (silicone) material, ensuring excellent resistance to temperature extremes and chemical exposure. With a cross-section of 0.103", this O-Ring is designed for reliable sealing in various applications. It meets industry standards for durability and performance, making it suitable for use in automotive, aerospace, and industrial sectors. The precise dimensions and robust construction provide a secure fit, enhancing the longevity of your equipment.