Y VAC 3 is particularly suitable for use as a lubricant of mechanical parts operating at high vacuum and in contact with aggressive chemicals or oxygen. Y VAC 3 is used in lubricating "for life" applications; its lubricating properties make it suitable for parts for long periods of time, and at very high operating temperatures (from -20ºC to 200ºC) and is used in the manufacturing, aeronautical, and electromechanical industries. 100 gram tube.