Loctite 243 thread locker is a medium strength thread locker perfect for all metal substrates and threaded assemblies. This adhesive is also widely used for general purposes. This thread locker from Loctite is best suited for sealing nuts, bolts and studs and prevents loosening due to excess vibration of moving parts such as gearboxes, pumps and motor mounting bolts. It can withstand temperatures up to 180-degree celsius. Its cure time (Fixture/Cure Strength) is ten minutes/24 hours.