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Get it between 2025-03-10 to 2025-03-17. Additional 3 business days for provincial shipping.
OEM SPECIFIED. Our LOCTITE automotive aftermarket products are not just OEM-specified, they are also designed by auto manufacturers and lab tested. Wherever engines are being built or repaired, LOCTITE is trusted by professionals.
RELIABLE ADHESION. High-temperature anaerobic adhesive that secures slip and press-fit assemblies
RESISTANT. Adds up to 3,000 psi holding power
PROTECTIVE. Prevents surface corrosion. Restores fit to worn or out-of-tolerance assemblies
HIGH TEMPERATURE. Works up to 400 degrees Fahrenheit
LOCTITE 640 is a high-temperature anaerobic adhesive that secures slip and press fit assemblies. Adds up to 3,000 psi holding power. Restores fit to worn or out-of-tolerance assemblies. Prevents surface corrosion. Works to 400°F (204°C). High strength, methacrylate ester-based retaining compound that is slow curing; ideal for large diameter components and active metals such as brass. LOCTITE 640 is a green, anaerobic, low viscosity, methacrylate ester-based retaining compound ideal for parts requiring a longer positioning time. Fixturing time on steel is 2 hours. Also used for active metals such as brass. This is a high-strength product with good temperature resistance. Max. diametrical clearance is 0.1 mm and service temperature is -55 to +175ºC. Fluorescence allows product presence to be monitored.