Loctite Gasket Maker 515 Anaerbc 50ml/1.69oz 555352

When metal-to-metal surfaces need a reliable seal that won't weep or fail under pressure, Loctite 515 anaerobic gasket maker delivers consistent performance without traditional cork or rubber gaskets. This silicone-based sealant cures in the absence of air, forming a durable barrier that handles thermal cycling and vibration—critical for engine blocks, transmission housings, and fluid passages. Whether you're rebuilding a competition engine or performing field repairs, having a proven anaerobic sealant in your shop ensures leak-free assemblies that hold up to track conditions.

• Anaerobic silicone formula
• 50ml tube size
• MPN: 555352
• Cures without air exposure
• Resists thermal cycling
• Handles vibration stress
• Metal-to-metal applications
• Professional-grade sealant
• Ready to apply