TM 5-3895-383-24 Lubricant Viscosities and Refill Capacities Lubricant Viscosities SMCS Code:  1000; 7000; 7581 Table 27 Lubricant Viscosities for Ambient Temperatures Compartment or °C ° F System Oil Type and Classification Oil Viscosities Min Max Min Max SAE 0W20 -40 10 -40 50 SAE 0W30 -40 30 -40 86 Engine Caterpillar Multigrade DEO SAE 5W30 -30 30 -22 86 Crankcase API CG-4 SAE 5W40 -30 40 -22 104 API CF-4 SAE 10W30 -20 40 -4 104 SAE 15W40 -15 50 5 122 SAE 0W20 -40 40 -40 104 Caterpillar HYDO SAE 0W30 -40 40 -40 104 Hydraulic Caterpillar DEO SAE 5W30 -30 40 -22 104 Systems Drum Caterpillar TDTO SAE 5W40 -30 40 -22 104 Cooling Oil Caterpillar MTO SAE 10W -20 40 -4 104 Reservoir API CG-4 SAE 30 10 50 50 122 API CF-4 SAE 10W30 -20 40 -4 104 API CF SAE 15W40 -15 50 5 122 Caterpillar TO-4 Caterpillar MTO -25 50 5 104 BIO HYDO-HEES ⁽¹⁾ -25 43 -13 110 Axle, Wheel Drive Gearbox Caterpillar MTO -25 40 -13 104 Vibrator Support Drum Drive Gear Box Caterpillar GO SAE 80W140 SAE 80W90 SAE 85W140 -25 -20 -5 40 20 50 -13 -4 23 104 68 122 Eccentric Weight Housing Synthetic ISO 220 4C-6767 Synthetic Oil ⁽²⁾ -20 50 -4 122 (1) BIO HYDO (HEES) oil, tank temperatures should not exceed 100C (212F).    Do  not  use  BIO  HYDO  (HEES)  oil  in  hydraulic systems with clutches or brakes. (2) 4C-6767 Synthetic Oil is a premium synthetic gear and a bearing lubricant with no viscosity improvers.  This lubricant has an ISO Viscosity  Grade  of  220,  and  a  minimum  viscosity  index  of  150.    All  Soil  Compactors  without  oil  pockets  and  all  Asphalt Compactors require synthetic gear and bearing lubricant. Maintenance Section Lubricant Viscosities and Refill Capacities 1-54