Description
Loctite 518 is an anaerobic gasket maker that forms reliable, oil-resistant seals on non-porous surfaces—essential for engine blocks, differentials, and transmission housings where traditional gaskets fall short. This single-component sealant cures without air exposure, eliminating the need for messy gasket sheets and delivering consistent compression set resistance across thermal cycles. Professional racers and serious builders rely on it to prevent costly leaks in high-vibration environments.
- Anaerobic silicone sealant
- 50ml tube size
- Oil and coolant resistant
- Cures without air
- Bolt-on application
- MPN: 2096059
- Professional-grade reliability






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