Leybold LVO 260 synthetic diester fluid for Leybold Turbovac standard and corrosive applications. LVO-260 has very lower viscosity and volatility,and higher thermal and oxidative stability than Leybonol LVO 250 oil. It has corrosion and oxidation inhibitors and is more stable than a mineral oil. The high speed bearings in a turbomolecular pump require a low viscosity oil, 300 cc bottle.