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220™ Threadlocker

Item #100867862
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Product details

  • Legacy part 39186
  • 50 mL Bottle
  • Blue
  • Low Strength
  • For Fasteners 1/4" and Smaller


  • LOCTITE® 220 is a blue, fluorescent, dimethacrylate ester acrylic threadlocker designed for the locking and sealing of threaded fasteners which require normal disassembly with standard hand tools. Particularly suitable for applications such as adjustment of set screws, small diameter or long engagement length fasteners, where easy disassembly is required without shearing the screw.


  • Prevents loosening and leakage from shock and vibration
  • Fluorescent
  • Suitable where easy disassembly is required without shearing the screw


  • MIL-S-46163A for existing designs
  • ASTM D-5363
  • CFIA


Temperature Range [Min] -65 °F
Temperature Range [Max] 300 °F
Fastener Size Range 1/4 in or smaller
Strength Low
Container Type Bottle
Container Size 50 mL
Cure Speed Fixture 6 min
Recommended Primer 7649
Color Blue
Cure Speed Full (Steel) 24 h
Weight 0.17 LB
EAN or UPC 79340391864
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