The 6409-06VBRN Hex Socket O-Ring Boss Plug by Pressure Connections Corp. features a Viton O-ring for superior sealing in hydraulic applications. This steel plug is designed for O-ring boss connections, providing a secure and leak-proof fit. The Viton material offers excellent resistance to heat, oil, and chemicals, making it suitable for a wide range of industrial environments. With precise dimensions, it ensures compatibility with standard fittings, facilitating easy installation. This plug is essential for maintaining system integrity and performance in hydraulic and pneumatic systems.