Loctite 2701 is a high-performance, low-viscosity, methacrylate-based thread-locking adhesive designed for permanently securing and sealing threaded fasteners. Specially formulated for chromated and passive metal surfaces, it offers durable resistance against vibration, shocks, leaks, and corrosion.
High Strength, Low Viscosity
Ideal for sealing threads in close-fitting assemblies, while penetrating and sealing through-holes
UV-Fluorescent
Glows under UV light for simple and reliable quality control
Excellent Oil Tolerance & Corrosion Protection
Effective even on slightly lubricated or oily fasteners—no need for pre-cleaning
Specifically Suited for Chrome-Plated Surfaces
Works superbly with steel, stainless steel, brass, and chromed parts
Prevents Loosening, Leakage & Rust
Creates a secure, permanent joint that resists vibration and fluid ingress
| Parameter | Value |
|---|---|
| Color | Green (UV-fluorescent) |
| Viscosity | 500–900 mPa·s (@ 25 °C) |
| Fixture Time | Steel: ~10 min, Brass: ~4 min, Stainless Steel: ~25 min |
| Breakaway Torque (M10 bolt) | ~38 Nm |
| Thread Size Range | Up to M20 |
| Operating Temp Range | –55 °C to +150 °C (up to 180 °C intermittent) |
| Volume | 5 ml (also available in 10 ml/50 ml bottles) |
Permanent locking of engine, gearbox, and chassis bolts
Ideal for fine or passive threads (stainless, chromed, plated metals)
Prevents fluid leakage in threaded fittings
Retains integrity under vibration, thermal cycling, and harsh industrial environments
Shake well.
For oily parts or passive metals, use an activator like Loctite SF 7649.
Apply to the male thread; assemble and tighten as per specs.
Allow fixture time before applying loading; full cure develops over 24 h.
Use in well-ventilated areas.
Avoid skin and eye contact—may cause irritation or allergic reaction; flush thoroughly if contact occurs.Keep out of reach of children.
Dispose of residue in accordance with local regulations.