LOCTITE® 277

Features and Benefits

Designed for high-strength, permanent locking and sealing of large threads greater than 25mm (1").
LOCTITE® 277 is a red, high strength, high-viscosity threadlocking adhesive especially suitable for large bolts and studs greater than 25.4 mm (1"). Fluoresces to allow monitoring. Disassembly with heat possible.
  • High torque strength
  • High viscosity
  • Prevents unwanted movement, loosening, leaks and corrosion
  • Can be disassembled by heating parts to 300°C (572°F)
  • Meets Mil Spec: MIL-S-46163A Type I Grade L
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Technical Information

Application method Dispense gun, Dispense system, Manual
Application temperature -55.0 - 150.0 °C (-65.0 - 300.0 °F )
Applications Threadlocking for large bolts / studs
Breakaway torque, M10 Steel Nuts/Bolts 32.0 N·m (280.0 in./lb. )
Color Red
Cure type Anaerobic cure
Fixture time 45.0 min.
Key characteristics Fluorescent, Strength: high strength, Thixotropic
Physical form Liquid
Prevail torque, M10 Steel Nuts/Bolts 32.0 N·m (280.0 in./lb. )
Recommended for use with Metal: brass, Metal: steel, Metal: steel - stainless steel
Viscosity, 20 RPM 7000.0 mPa·s (cP)