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LOCTITE® 243 Blue Medium Strength Threadlocker

Features and Benefits

This iconic threadlocker locks and seals metal nuts and bolts to prevent loosening due to shock and vibration. Medium strength: removable with hand tools.
LOCTITE® 243 is a blue, general purpose threadlocker that provides a medium-strength bond. It works on all metals without primer, including passive substrates such as stainless steel, aluminum, and plated surfaces. Suitable for use on most oil-coated, 'as-received' fasteners without cleaning.
  • Prevents fastener loosening on vibrating assemblies, e.g. pumps, gear boxes or presses
  • Works on all metals, including passive substrates
  • Suitable for use on most oil-coated, 'as-received' fasteners without cleaning
  • Can be disassembled with ordinary hand tools for easy service and maintenance
  • NSF/ANSI 61 certified
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Technical Information

Application method Dispense gun, Dispense system, Manual
Application temperature -55.0 - 180.0 °C (-65.0 - 360.0 °F )
Applications Threadlocking
Breakaway torque, M10 Steel Nuts/Bolts ~26.0 N·m (230.0 in./lb. )
Color Blue
Cure type Anaerobic cure
Fixture time 10.0 min.
Key characteristics Disassembly: removable, Fluorescent, General purpose, Oil tolerant, Primerless, Strength: medium strength, Thixotropic
Physical form Liquid
Prevail torque, M10 Steel Nuts/Bolts 5.0 N·m (40.0 in./lb. )
Recommended for use with Metal, Metal: passive metal
Specific gravity, @ 23.0 °C 1.08
Viscosity, Speed 20 RPM 2150.0 mPa·s (cP)

    

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