Loctite 641 is a controlled-strength retaining compound designed for long-term adhesion and corrosion resistance in demanding industrial and MRO applications. Its anaerobic formula cures when confined between close-fitting metal parts, delivering reliable holding power without the risk of over-retention.
Ideal for metal-to-metal and metal-to-plastic bonding, Loctite 641 is well-suited for securing bearings, bushings, and cylindrical assemblies where controlled disassembly may be required. The convenient 50mL bottle provides ample product for a wide range of repair and assembly tasks.