“MAKER:MITSUI-MAN B&W
TYPE:6S50MC ” VALVE SPINDLE MITSUI MAN B&W.S50MC.B1
“MAKER:MITSUI-MAN B&W
TYPE:6S50MC ” COOLING JACKET；SERIAL NO:341A MITSUI MAN B&W.S50MC.12
“MAKER:MITSUI-MAN B&W
TYPE:6S50MC ” O RING MITSUI MAN B&W.S50MC.21
“MAKER:MITSUI-MAN B&W
TYPE:6S50MC ” SEAL RING MITSUI MAN B&W.S50MC.22