Loctite 271 – High Strength Threadlocker

Loctite 271 is a high-strength, permanent threadlocker designed for securing heavy-duty threaded fasteners. It provides maximum resistance to vibration, shock, and extreme mechanical stress. Once cured, it prevents fasteners from loosening and protects threads from rust, leakage, and corrosion.

Key Features

• High Strength (Permanent Locking) – Requires heat and tools for removal

• Excellent Vibration Resistance – Keeps bolts secure under heavy load

• Prevents Leakage & Rust – Seals threads for long-term protection

• Fast Fixture Time – Approx. 10–20 minutes on steel

• High Temperature Performance – Withstands –55°C to +150°C

• Ideal for Large Fasteners – Up to 1" diameter

• Works on All Metals – Steel, stainless steel, plated surfaces

Best For

• Automotive engines & transmissions

• Heavy machinery & industrial equipment

• Gearboxes, pumps & motors

• Construction equipment

• Permanent locking of bolts, nuts & studs