Low viscosity, liquid ethyl cyanoacrylate adhesive designed for bonding of plastics and elastomeric materials where very fast fixturing is required.LOCTITE 404 is a transparent, colorless to straw colored, low viscosity, liquid ethyl cyanoacrylate adhesive designed for bonding of plastics and elastomeric materials where very fast fixturing is required. It has been qualified to Commercial Item Description A-A-3097 (Note: This is a regional approval).