Loctite Threadlocker 648 Loctite 648 is designed for bonding cylindrical fitting parts. The product cures when confined in the absence of air between close fitting metal surfaces and prevents loosening and leakage due to shock and vibration. It provides a solid cure. The product is also suitable for passive substrates, has good high temperature performance and good oil tolerance Specifications: Type: 648 Bottle colour: grey, green Bottle material: plastic Bottle contents: 5 ml Strength: high Technical specifications: Temperature range: -55 / +175 °C Diametral clearance: 0.15 mm Curing time: 3 minutes (steel)