Jet-Lok® TL-42
Removable Threadlocker

The most widely used threadlocker for medium-strength, general purpose use. JET-LOK TL-42 will hold all metric and imperial or conventional sized nuts and bolts, meeting the requirements of over 80% of fastening applications.

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  • Removable
  • Does not run off or drip
  • Replaces lock washers
  • Controlled torque tension
  • Thixotropic
  • Typical breakaway strength: 100-200 in-lb
  • Typical prevailing strength: 30-60 in-lb


  • Base Materials
    • Methacrylate
  • Certifications
    • MIL-S-46163A Type II, Grade N
    • MIL-S-22473E Letter Grade CVV
  • Service Rating
    • -65°F to 300°F
    • -54°C to 148°C

Product Numbers

United States

  • 55166 - Tube - 1.69 OZ


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