Loctite 567 Master Pipe Sealant High Temp 250ml Tube 567-250ML/LOCTITELOCTITE 567 is an off white, UL approved, low disassembly strength methacrylate thread sealant, ideal for sealing coarse threads up to M80 R3. LOCTITE 567 is an off white, low strength, thixotropic methacrylate thread sealant. It cures in the absence of air and by contact with metals when confined within threads up to M80 R3. It is best suited for use on coarse metal threads and its breakaway torque rating is 1. 7Nm. Viscosity is 280,000 800,000 mPas