LOCTITE HY 4090 is an off-white to light yellow, high viscosity, 2-part hybrid, universal structural bonder with high humidity and vibration resistance. LOCTITE HY 4090 is a high viscosity, off-white to light yellow gel. It opens completely new application areas in structural bonding ? for the very first time combining instant adhesive properties with those for epoxies to give more striking benefits. Fixture time of 90 ? 180 seconds and suitable for gaps up to 5 mm. Resistant to vibration, shock loads and impacts with the ability to bond dissimilar substrates. Best application results are achieved with LOCTITE 50 ml Adhesive Mixing Nozzle (item 1826921), LOCTITE 400 ml Adhesive Mixing Nozzle (item 1573135), LOCTITE 96001 (item 267452) or LOCTITE 983439 (item 218311). Vibration, shock loads and impact resistance Temperature resistance up to 150 C Gap filling up to 5mm High moisture resistance UV resistant allowing outdoor applications