Loctite 569 Hydraulic Sealant
Methacrylate ester acrylic liquid thread sealant designed for the locking and sealing of metal pipes and fittings.
LOCTITE® 569 is also a brown methacrylate ester acrylic liquid thread. It seals and locks metal pipes and fittings. Additionally, the product cures to prevent loosening and leakage from shock and vibration.
click here for Loctite application guide