Gulf Harmony 220 (20L) series are premium quality multipurpose lubricating oils intended for use in hydraulic systems in industrial and mobile service, compressors, turbines, circulating systems and spur, helical, bevel & worm gearboxes where R&O type of oils are required. These oils are blended from high quality base oils and a proven additive system to provide superior oxidation stability, rust & corrosion protection, foam control and moderate wear protection. They also possess good water separation and rapid air release properties. These oils are available in ISO 15 through ISO 460 viscosity grades. They exceed the performance requirements of DIN 51524 Part 1-HL, ISO 11158-HL, AFNOR NFE 48-603 (HL) and Cincinnati Lamb (formerly Cincinnati Machine) P-38, P-54, P-55 & P-57.