Silicone Dielectric Vacuum Grease - 3oz Tube Super Lube Silicone Dielectric Grease is a NLGI Grade 2 non-curing silicone compound utilized for sealing, protecting and insulating electrical components and connectors. It is waterproof and protects against moisture and other contaminants in electrical connections. Features: Super Lube Silicone Dielectric Grease is translucent white, clean and clear in appearance and exhibits high dielectric strength. This product is food grade and environmentally friendly. Super Lube Silicone Dielectric Grease is compatible with the majority of rubber and plastic compounds. See Compatibility Chart under Technical Resources for further details. Super Lube Silicone Dielectric Grease is an NSF registered Food Grade lubricant, rated H1 for incidental food contact and meets former USDA (H1) guidelines. Super Lube Silicone Dielectric Grease is Kosher Certified. Available with UV additive for traceability – validates the existence of the lubricant. Part numbers are identified by /UV.