Vibra-TITE 444 High Pressure Threadsealant is a medium strength anaerobic sealant which seals hydraulic and pneumatic fittings up to 2" in diameter, resisting high pressure and vibrational loosening. This product has excellent solvent resistance and withstands temperatures to 300 degree F. The product does not shrink when curing and gives a positive seal against moisture and corrosion. Typical applications are hydraulic and pneumatic fittings, servo mechanisms and fine filtration systems. Ensure parts are clean, dry and free from oil and grease before use. Product is normally hand applied from the bottle directly onto threaded parts. Fixture Speed with Activator is