Is Vaseline safe for O rings?

Answer: Well, Mike, no, you do not want to use Vaseline on your o-rings. The petroleum-based jelly eats away the rubber, causing the rubber to stretch, or tear sooner than normal. The preferred pool o-ring lube is a Teflon or Silicone base to keep the rubber soft and supple.Click to see full answer. Similarly, what is the best lubricant for O rings?Why silicone lubricant grease is the best type for rubber o-rings and seals. Most O-rings are made from synthetic rubbers. Namely: nitrile, EPDM and Neoprene. It is true that petroleum products will degrade natural rubber.Subsequently, question is, does petroleum jelly destroy rubber? Petroleum jelly on a rubber condom can cause it to break. I would think that it will also cause your moulding to deteriorate. Petroleum jelly on a rubber condom can cause it to break. Also to know is, is WD 40 safe for O rings? Do not use WD-40 on o-rings. Just for everyone’s information, WD-40 is NOT a lubricant. The WD is short for Water Displacement. It is used to remove moisture, loosen rusted parts, protects against rust and corrosion, and it CLEANS most surfaces.Should you lubricate O rings?Lubricants are commonly used on O-rings and other elastomeric seals. Using a grease or an oil at assembly helps protect the O-ring from damage by abrasion, pinching, or cutting. It helps protect some polymers from degradation by atmosphere, and its presence helps extend the service life of the O-ring.