MIL-L-22851D, MILITARY SPECIFICATION: LUBRICATING OIL, AIRCRAFT PISTON ENGINE (ASHLESS DISPERSENT) (01-DEC-1990) [S/S BY SAE-J1899]

MIL-L-22851D, MILITARY SPECIFICATION: LUBRICATING OIL, AIRCRAFT PISTON ENGINE (ASHLESS DISPERSENT) (01-DEC-1990) [S/S BY SAE-J1899]., This specification establishes the requirements for lubricating ashless dispersant additives to be used in four stroke cycle, reciprocating engines.