Loctite 263 High Strength Threadlocker | AIMS Industrial

Product Features

• High-strength permanent bond, disassembly requires localised heat.
• Primerless on passive metals including stainless steel and aluminium.
• Oil-tolerant, cures on as-received fasteners without aggressive cleaning.
• NSF/ANSI-61 certified for applications near potable water systems.
• Low viscosity (500 mPa·s) for easy application and thread penetration.
• Fluorescent for UV-light inspection.

Applications

• Permanent locking of bolts, nuts and studs in heavy machinery
• Structural fasteners in mining, construction and heavy transport
• Pump and motor housing bolts
• Fasteners in high-vibration environments such as compressors and gearboxes
• Stainless steel and passive metal assemblies requiring permanent retention

From the Manufacturer

LOCTITE 263 is a red, high-strength, primerless threadlocker for permanently locking and sealing bolts, nuts and studs to prevent loosening due to vibration. Works on all metals without primer, including passive substrates such as stainless steel, aluminium and plated surfaces. Suitable on most oil-coated as-received fasteners. Breakaway torque (M10 steel): 33.0 N·m. Prevail torque: 33.0 N·m. Viscosity: 500 mPa·s. Specific gravity: 1.1. Fixture time: 10 min. Application temperature: -55 to +180°C. Certifications: NSF/ANSI-norm 61.