Gear Oil, ISO Viscosity Grade 320, SAE Grade 90W, Base Oil Synthetic, Container Size 35 lb., Lubricant NSF Rating Not Rated, Lubricant Additives No Additives, Min. Operating Temp. 6 Degrees F, Max. Operating Temp. 195 Degrees F, Viscosity Index 127, Flash Point 527 Degrees F, Pour Point -20 Degrees F, Container Type Pail, Color Yellow, Timken OK Load Not Specified, Standards U.S. Steel 224, AGMA 9005, DIN 51517 Part 1, 2, 39