Reliable locking for metal threaded connections

LOCTITE 243 is a blue, medium-strength threadlocker, ideal for securing and sealing metal nuts and bolts. It prevents loosening due to vibrations and shocks, which is essential in applications such as pumps, gearboxes, and presses.

Suitable for various metals and conditions

This threadlocker is compatible with all metals, including passive materials like stainless steel, aluminum, and galvanized surfaces. It cures on lightly contaminated surfaces, even in the presence of industrial oils such as engine oil and cutting oil, without the need for intensive cleaning.

Easy disassembly for maintenance

Despite its strong locking properties, disassembly is possible with standard hand tools, making maintenance and repairs easier. This makes LOCTITE 243 particularly suitable for applications where periodic maintenance is required.

Technical specifications

• Color: Blue
• Maximum thread size: M36
• Breakaway torque: 26 Nm
• Temperature range: -55°C to +180°C
• Fixture time: 10 minutes on steel and stainless steel; 5 minutes on brass
• Content: 5 ml

Areas of application

LOCTITE 243 is ideal for:

• Automotive sector: Securing bolts and nuts in engines and transmissions
• Industrial machinery: Locking threaded connections in pumps, compressors, and presses
• Household appliances: Securing screws in appliances to prevent loosening due to vibrations

User-friendly application

Applying LOCTITE 243 is simple:

1. Cleaning: Degrease and clean the surfaces with a suitable cleaner.
2. Application: Apply the threadlocker to the thread.
3. Assembly: Assemble the parts and tighten them to the correct torque.
4. Curing: Allow the product to cure; fixture time depends on the material and temperature.

Advantages of LOCTITE 243

• Prevents loosening due to vibrations: Ensures reliable locking in dynamic applications.
• Suitable for various metals: Works effectively on both active and passive metals.
• Resistant to oils: Cures on lightly contaminated surfaces without intensive cleaning.
• Easy disassembly: Makes maintenance and repairs easy with standard tools.
• Wide temperature range: Functions reliably in a wide range of temperatures from -55°C to +180°C.