Loctite 2400 Threadlocker - Medium Strength. Suitable for all applications (upto M36). Maximum thr...Loctite 2400 Threadlocker - Medium Strength. Suitable for all applications (upto M36). Maximum thread size: Up to M36. Strength: Medium. Breakaway torque M10 bolts: 20Nm. Fixture time steel: 10 min. Fixture time brass: 8 min. Fixture time stainless steel: 10 min. Service temperature range: -55°C - +150°C. Prevents Nuts and bolts coming slack. Medium Strength - Designed for use when disassembly is required with standard hand tools. Designed for the locking and sealing of threaded fasteners. Prevents loosening on vibrating assemblies e.g. pumps, gear boxes or presses. Works on all metals, including passive substrates (e.g. stainless steel, aluminium, plated surfaces).
This guide is for anyone using Loctite 2400 to secure threaded fasteners. It helps prevent loosening in vibrating assemblies and allows for disassembly with standard tools. Note that the medium strength may not be suitable for applications requiring extremely high hold.
All features
Model Part Number
1960969
Brand
Loctite
Extended Product Information
FAQs
What is the maximum thread size Loctite 2400 can handle?
Loctite 2400 is suitable for fasteners up to M36.
What is the breakaway torque for M10 bolts?
The breakaway torque for M10 bolts is 20Nm.
What metals is Loctite 2400 compatible with?
Loctite 2400 is compatible with all metals, including stainless steel, aluminum, and plated surfaces.
What is the service temperature range?
The service temperature range is -55°C to +150°C.
How long does it take for Loctite 2400 to fixture?
Fixture time is 10 minutes for steel and stainless steel, and 8 minutes for brass.
Can I use Loctite 2400 on plastic?
No, Loctite 2400 is not designed for use on plastic materials.
How should I store Loctite 2400?
Store in a cool, dry place, away from direct sunlight.
Troubleshooting
Fasteners are still loosening.
Ensure proper surface preparation. Verify the correct application of the product and that the correct torque was applied. If the problem persists, consider a higher strength threadlocker.
Slow curing time.
Check the temperature; lower temperatures can slow the curing process. Ensure the product is within its expiration date. Use a Loctite primer for passive metals or larger gaps.
Pros and Cons
Pros
Easy disassembly with standard hand tools.
Effective in preventing loosening on vibrating assemblies.
Works on various metal types.
Fast fixture times.
Wide service temperature range.
Cons
Medium strength may not be suitable for all applications.
Requires proper surface preparation for optimal performance.
Specific fixture times vary based on the metal type.
Not designed for extremely high-strength applications.
Setup, Compatibility & Care
Surface Preparation: Clean and degrease the threads using a suitable solvent. Ensure surfaces are free from oil, grease, and dirt.
Application: Apply Loctite 2400 to the threads of the bolt or nut.
Assembly: Assemble the parts and tighten to the desired torque.
Fixture Time: Allow the specified fixture time (10 minutes for steel and stainless steel, 8 minutes for brass) before applying stress.
Compatibility: Loctite 2400 is compatible with all metals. Do not use on plastics.
Care: Store in a cool, dry place. Avoid contact with skin and eyes. Refer to the safety data sheet for detailed handling instructions.