The 3-905 Boss O-Ring from Pressure Connections Corp. is engineered for superior sealing in hydraulic systems. Constructed from high-quality Buna-N, this O-ring offers excellent resistance to various fluids, ensuring longevity and reliability. Its precise dimensions are designed specifically for Boss connections, providing a tight seal that prevents leaks. This product meets industry standards, making it suitable for a variety of applications. Ideal for professionals looking for dependable sealing solutions, the 3-905 O-Ring combines durability with performance.