Description
Overview:
LOCTITE 2400 Fast Acting Lock & Seal Threadlocker (5 ml) is a genuine Loctite medium‐strength, blue, anaerobic adhesive for locking and sealing threaded fasteners. It prevents loosening from vibration and shock on construction and garden machinery, from compactors and mixers to lawnmowers and generators. The low‐hazard, label‐free formula has no hazard symbols and is WRAS approved to BS 6920: 1104507, making it suitable for assemblies where water contact compliance is required. It works on all common metals, including passive substrates such as stainless steel and plated finishes, and develops enhanced cure strength on zinc‐flake coated steel. Suitable for thread sizes up to M36, it allows regular disassembly with standard hand tools, supporting planned maintenance without damaging components. Supplied in a compact bottle for controlled application.
Key Features:
- Genuine Part from Loctite for dependable quality
- Medium-strength, fast-acting threadlocker for bolts, nuts, and studs
- Locks and seals threads to resist vibration and shock
- Suitable for thread sizes up to M36
- Works on all metals, including passive substrates (e.g. stainless steel, plated steels)
- Enhanced cure strength on zinc-flake coated steel
- Tolerates slight contamination from industrial and corrosion prevention oils
- Allows regular disassembly with standard hand tools
- Safe formula with no hazard symbols or declarable toxins
- WRAS approved (BS 6920: 1104507) for water contact compliance
- 5 ml bottle with a fine tip for precise, clean application
Typical Applications:
Ideal for preventing fastener loosening in vibrating assemblies such as pumps, gearboxes, presses, drive housings, engine covers, guards, and fixtures. Commonly used during machinery assembly, repair, and maintenance on construction equipment, agricultural and garden machinery, generators, compressors, and power tools where reliable, serviceable thread locking is required.
Also known as:
Screw lock, stud locker, fastener adhesive, thread locking compound, medium‐strength blue grade, fastener retainer, bolt thread seal/locker, vibration‐resistant thread compound.
Product Specifications
| L&S Part No. | 865 604 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Loctite |
| Unit of Sale | 1 |
| Machine Type | Gearboxes, Pumps |
| Key Features | - Medium-strength threadlocker for bolts, nuts, and studs - Suitable for thread sizes up to M36 - Works on all metals, including stainless steel - Allows disassembly with standard hand tools - WRAS approved for water contact compliance |


