Thread and Gasket Sealants

LOCTITE 518 is a medium-strength, general purpose gasketing product with excellent contamination tolerance. Ideal for use on casted iron, steel and aluminum flanges. LOCTITE® 518 cures when confined in the absence of air between close-fitting metal...

LOCTITE 271 is a red, low viscosity, methacrylate-based threadlocking adhesive with high strength. With steel fixture time of 10 min, brass 5 min and stainless steel 15 min. Can tolerate slight contaminations of industrial oils. Suitable for all metal...

LOCTITE 263 is a red, dual cure, acrylic dimethacrylate ester fluorescent threadlocker designed for the permanent locking and sealing of threaded fasteners. It cures between close fitting metal surfaces and prevents loosening and leakage from shock and...

Low strength product perfect for small fasteners up to 1/4", and components requiring occasional adjustment. Apply to threaded fasteners before assembly; parts can be disassembled with hand tools.

LOCTITE 272 is a red, medium viscosity, methacrylate-based threadlocking adhesive with high strength. With a fixture time on steel of 10 min, brass 5 min and stainless steel 15 min, it is ideal for applications where any migration of the adhesive must be...