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Blue 50 ml Liquid Threadlocker

Item #100869835
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Product details

  • 50 ml Container
  • Blue Color


  • LOCTITE® 243 is a general purpose threadlocker that provides a medium strength bond. LOCTITE 243 works on all metals, including passive substrates such as stainless steel, aluminum and plated surfaces. It is proven to be tolerant of minor contamination due to industrial oils, e.g., motor oils, corrosion prevention oils and cutting fluid.


  • Prevents loosening on vibrating assemblies, e.g. pumps, gear boxes or presses
  • Works on all metals, including passive substrates (e.g. stainless steel, aluminum, plated surfaces)
  • Proven to tolerate minor contamination by industrial oils, e.g. motor oils, corrosion prevention oils and cutting fluids
  • Permits disassembly with hand tools for servicing
  • NSF/ANSI 61 Certified


Color Blue
Container Type Bottle
Cure Speed Full (Steel) 24 h @ 25 °C
Temperature Range [Min] -65 °F
Recommended Primer Primer N™, T™
Viscosity (cP) 2,250/12,000 Thixotropic
Oil Tolerant Yes
Full Cure Time @ Temperature 24 h @ 72 °F
Curing Method Anaerobic
Fastener Type Metal
Prevailing Torque 62 lbf
Cure Speed Fixture 10 min @ 25 °C
Odor Characteristic
Resistance (Chemical) Oil
Typical Use Up to 3/4" Bolts With Light Oil Contamination
You May Also Need Threadlocker to Primer N, Threadlocker to Primer T
Strength Medium
Container Size 50 ml
Breakaway Torque ~ 26 Nm, 230 in lb (M10 Steel Nuts/Bolts)
Fastener Size Range 1/4 in to 3/4 in
Physical Form Liquid
Temperature Range [Max] 300 °F
Weight 0.17 LB
EAN or UPC 79340438972
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