Molykote® O-Ring Grease is the industry standard for lubricating metal-on-elastomer interfaces and sealing rubber o-rings and connectors. Molykote® 55 O-Ring Grease is a high-performance silicone-based lubricant designed to condition rubber parts and ensure long-lasting sealing efficiency. Engineered for aerospace, automotive, and industrial applications, this specialty grease offers outstanding compatibility with many elastomers and plastics, preventing drying, cracking, and sticking of O-rings and seals under harsh conditions.