O-F-555C (AMENDMENT 1), FEDERAL SPECIFICATION: FOAM LIQUID, FIRE EXTINGUISHING, MECHANICAL (19-JUL-1978) [S/S BY MIL-F-24385]
O-F-555C (AMENDMENT 1), FEDERAL SPECIFICATION: FOAM LIQUID, FIRE EXTINGUISHING, MECHANICAL (19-JUL-1978) [S/S BY MIL-F-24385].