Castrol 1581B7 Optigear™ Synthetic™ 800/680 Gear Oil Optigear™ Synthetic™ 800/680 Gear Oil, 188.29 L – Drum

Developed for the lubrication of heavily loaded gears, bushings and bearings that operate over a broad range of temperatures from ambient to elevated (>80°C/176°F)
Features chemical and thermal stability, high viscosity index, water solubility, and compatibility with metals and elastomers
Corrosion protection is effective even in the presence of water
Intended for all types of heavily loaded gears including spur, bevel and worm gears
Synthetic base offers high viscosity index (VI) without the addition of VI improvers
Forms friction-fighting, anti-wear films that can significantly reduce local operating temperatures as gear teeth or bearing surfaces come into contact