Medium-Strength Blue Fluorescent Threadlocker – Secure Bolts & Nuts with Confidence

This blue fluorescent threadlocker provides medium strength locking to securely fasten bolts and nuts, preventing loosening caused by vibration and shocks. An excellent alternative to Loctite 243, it works reliably on stainless steel and galvanized steel fasteners.

Designed for durability, it resists many alkaline solutions, solvents, oils, fuels, and gases, and withstands temperatures up to 150 °C. With a gap tolerance of up to 0.25 mm, this threadlocker locks components firmly yet remains removable with standard hand tools.

A unique feature is its fluorescence under UV light, allowing easy inspection and quality control during assembly or maintenance.

• Medium strength: secure yet removable with hand tools

• Suitable for stainless steel and galvanized steel

• Temperature resistant up to 150 °C

• Resists chemicals including oils, fuels, solvents, and gases

• Fluoresces under UV light for inspection

• Prevents loosening due to vibration and shocks

Ensure reliable fastening and easy quality checks with this durable, medium-strength blue fluorescent threadlocker.