Aviation Oil 20W50 is a non-dispersant mineral oil-based lubricant for piston engine aircraft, available in two grades. It contains very low concentrations of anti-oxidant, anti-foam, and pour point depressant. Approved by leading engine manufacturers throughout the world.
Specifications:
U.S. Military approved against SAE J1966 which replaced MIL-L-6082E, Appropriate viscosity grades approved for Pratt & Whitney (Spec No. 1183), Teledyne Continental Motors (MHS-24), Textron Lycoming (Spec No. 301 F) engines, Non-dispersant mineral oil based lubricants for aircraft piston engines.