Ambersil AMS4 Silicone Grease is a military & aviation grade XG250 silicone grease for use on rubber seals to prevent cracking. It can also be used on 3-phase connectors to prevent moisture ingress and for general lubrication. Meeting military and aviation standards it provides a smooth coating with melting resistant properties. Features and Benefits Insulates high voltage parts against leaking and arcing Waterproofs electronics in damp or humid conditions Helps prevent ice build up in aviation applications Can be used to lubricate slow running gears and metal to metal components Helps prevent seizing of connectors and fittings Can be used as a mould release agent for epoxy resin and other plasticsTypical Applications Military Aviation Electronics Telecommunications Transport Mechanical Engineering ProductionApprovals Meets military and aviation specifications: Def. Stan 68-69/1