Shell Omala S2 GX 680 Extreme Pressure Industrial Gear Oil 5 Gallon Pail btpcat_other_35403924 The NSF Nonfood Compounds Registration The NSF Nonfood Compounds Registration Program is a continuation of the USDA product approval and listing program Long fluid life Our 55 gallon drums of maintenance saving Shell Tellus S2 VX fluids help extend equipment maintenance intervals by resisting thermal and chemical breakdown Shell Omala S2 G oils are suitable for lubrication of bearings and other components in circulating and splash lubricated systems Shell Omala S2 G oils have an effective full extreme pressure (EP) additive system allowing them to be used in highly loaded gear systems