NO.1 & NO.2 BALLAST PUMP (DR. NO. 98DS0504)/BP, MAKER:NANIWA PUMP MFG.CO.,LTD., MODEL:VERTICAL CENTRIFUGAL P/P, TYPE:FEWV-300-2D, I.BOOK:36 MECHANICAL SEAL (INSIDE DIAMETER 70MM) NANIWA.FEWV-300-2D.520