The Dichtomatik 0.139" 90 HNBR H901B seal from Freudenberg-NOK is engineered for optimal sealing in industrial applications. With a hardness of 90 Shore A, this seal provides exceptional durability and resistance to various fluids. The 0.139-inch cross-section is perfect for hydraulic and pneumatic systems, ensuring a tight seal under pressure. Constructed from HNBR, it withstands high temperatures and aggressive chemicals, making it a reliable choice for harsh environments. This product meets industry standards, ensuring consistent performance and longevity.