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Loctite

Loctite 242 Threadlocker

242

Overview

Loctite 242 is a medium-strength threadlocker for locking and sealing threaded metal fasteners that require normal disassembly with standard hand tools. It is particularly suited for less active substrates such as stainless steel and plated surfaces.

Specifications

Color
Blue
Strength
Medium
Base Type
Dimethacrylate ester (acrylic)
Viscosity
800-1,600 cP
Cure Type
Anaerobic
Service Temperature
-54°C to 149°C (-65°F to 300°F)
Fixture Time
10 minutes on active metals (steel); longer on less active metals
Full Cure Time
24 hours
Shelf Life
24 months from date of manufacture (unopened)

Technical Information

  • Medium viscosity (800-1,600 cP)
  • Suited to less active substrates (stainless steel, plated surfaces)
  • Meets Mil-S-46163A and ASTM D5363

Typical Applications

  • General-purpose fastener locking
  • Valve covers, water pumps, alternators
  • Light machinery and conveyors

Industries

ManufacturingOil & GasPetrochemicalAutomotive MaintenanceGeneral Maintenance

Technical Documents

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