O-L-160A, FEDERAL SPECIFICATION: LEAK PREVENTATIVE COMPOUND, RADIATOR (28-SEP-1967) [NO S/S DOCUMENT]

O-L-160A, FEDERAL SPECIFICATION: LEAK PREVENTATIVE COMPOUND, RADIATOR (28-SEP-1967) [NO S/S DOCUMENT]., This specification covers one type of leak preventive compound for use in the cooling system of internal combustion engines.