Description
LOCTITE 243 is an industry-grade, medium-strength blue threadlocker engineered to secure threaded metal fasteners (M6 to M20) against intense mechanical vibrations, shock, and thermal expansion. This thixotropic fluid sets in just 10 minutes and fully cures within 24 hours, forming a leak-proof seal that prevents thread rusting and fluid leakage. Featuring advanced high-temperature resilience and oil tolerance that allows it to cure over minor surface oils, it guarantees maximum machinery and engine security while remaining fully removable with standard hand tools for easy disassembly.
Technical Specifications
| Specification | Details |
| Brand | LOCTITE (Henkel) |
| Product Number | 243 |
| Chemical Base Type | Anaerobic Thixotropic Liquid Dimethacrylate Ester |
| Strength Classification | Medium-Strength / Removable |
| Color Profile | Vibrant Blue |
| Fastener Target Compatibility | M6 to M20 (1/4″ to 3/4″) Nuts and Bolts |
| Fixture Application Speed | Sets in 10 Minutes (Dependent on metal substrate) |
| Full Curing Timeline | 24 Hours |
| Viscosity Flow Behavior | Thixotropic (Resists running or migrating after application) |
| Thermal Operating Range | Engineered for High-Temperature Engine Environments |
| Surface Tolerance Profile | Advanced Oil Tolerance (Cures over light manufacturing oils) |
| Fluid Base Volume | 50 ml Commercial Bottle |
Package Includes
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1 x LOCTITE 243 Medium-Strength Blue Threadlocker (50ml Bottle)
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