Loctite Threadlocker 242 is an all-purpose, medium strength, blue threadlocker. Ideal for all nut and bolt applications 1â„4" to 3â„4" (6 mm to 19 mm). Eliminates the need for stocking expensive lock nuts and lock washers. Locks and seals while preventing parts from loosening due to vibration. Protects threads from corrosion. Removable with hand tools for easy disassembly. Typical Applications: Valve cover bolts, water pump bolts, oil pan bolts, drive shaft bolts, rocker arm adjustment nuts, carburetor studs.
- Trusted by Professionals: Our blue LOCTITE automotive thread locker products are not just OEM-specified, they are trusted by professionals because they are designed by auto manufacturers and lab tested (PN: 37418 - 487229)
- Works on all metals: Works on all metals, including passive substrates such as stainless steel, aluminum, and plated surfaces; ideal for all nut and bolt applications.
- Reliable & Durable Performance: Optimal for use in automotive applications as well as a variety of other settings where regular maintenance, repairs, or servicing are necessary, offering a reliable and durable solution for long-term performance across multiple industries
- Multi-Application: Great for valve cover bolts, water pump bolts, oil pan bolts, drive shaft bolts, rocker arm adjustment nuts, carburetor studs
- Quick-setting for convenience: The product begins setting in just 5 minutes, giving you a quick start on your project, and reaches its full strength after 24 hours, ensuring a complete and durable cure by the next day
- Trusted by Professionals: Our blue LOCTITE automotive thread locker products are not just OEM-specified, they are trusted by professionals because they are designed by auto manufacturers and lab tested (PN: 37418 - 487229)
- Works on all metals: Works on all metals, including passive substrates such as stainless steel, aluminum, and plated surfaces; ideal for all nut and bolt applications.
- Reliable & Durable Performance: Optimal for use in automotive applications as well as a variety of other settings where regular maintenance, repairs, or servicing are necessary, offering a reliable and durable solution for long-term performance across multiple industries
- Multi-Application: Great for valve cover bolts, water pump bolts, oil pan bolts, drive shaft bolts, rocker arm adjustment nuts, carburetor studs
- Quick-setting for convenience: The product begins setting in just 5 minutes, giving you a quick start on your project, and reaches its full strength after 24 hours, ensuring a complete and durable cure by the next day