Loctite 55 Pipe Thread Sealant is a high-quality, fast-curing sealant for metal threaded pipes, preventing leaks in systems carrying gases, water, and other liquids. It cures anaerobically, resisting vibration, solvents, and temperatures up to 300°F, and is rated for pressures up to 10,000 psi on steel pipes. Non-hardening and non-migrating, it is red for easy application and suitable for all metal threads, including stainless steel, aluminum, brass, and more. It stops leaks, prevents galling, and secures joints.