Loctite 601 Retaining Compound

Loctite 601 is a high-strength, low-viscosity anaerobic retaining compound designed for the bonding of cylindrical fitting parts. Originally developed by the American Sealants Company in the United States, the brand revolutionized mechanical assembly with its liquid locking technology. Today, it is manufactured in various facilities globally to serve industrial and automotive markets. The brand is now a flagship within the Henkel portfolio, a German multinational that acquired Loctite in 1997. Henkel continues to lead the global adhesives market, providing specialized chemical solutions for both professional and consumer use from its headquarters in Düsseldorf.