








🔩 Lock it down like a pro — don’t let your fasteners fail you!
LOCTITE 243 is a medium-strength, blue threadlocker designed for automotive and general-purpose use. It offers oil tolerance and strong adhesion on all metals, including passive substrates like stainless steel and aluminum. Engineered for fast curing and easy removal with hand tools, it’s trusted by OEMs and professionals to secure bolts from 6mm to 20mm, ensuring reliable performance even under vibration and high temperatures.




| Manufacturer | Loctite |
| Brand | LOCTITE |
| Model | Loctite 1330799 Threadlocker 243 Surface Insensitive-Medium Strength Tube, Blue, 6-ml |
| Product Dimensions | 16.51 x 9.68 x 3.18 cm; 9 g |
| Item model number | 1330799 |
| Exterior | Packaging |
| Manufacturer Part Number | 1330799 |
| OEM Part Number | 1330799 |
| Special Features | Oil Tolerant, Medium Strength Bond, Removable with Hand Tools, Improved Adhesion on Various Metals and Passive Substrates |
| Item Weight | 9 g |
| Viscosity | Medium |
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