procurement of spares of silo drain pump for ash handling system of 210 mw atps mppgcl chachai. procurement of spares of silo drain pump for ash handling system of 210 mw atps mppgcl chachai. , spares for silo drain pump ( model no.: 65 / 100vkss ) for ash handling system of 1x210mw, unitatps, mppgcl, chachai , shaft ss316 , labyrinth lock nut , labyrinth , end cover gasket , end cover ( lower ) , piston ring , labyrinth lock washer , end cover set screw , bearing housing , bearing sleeve , end cover o ring , shaft sleeve ejector , bearing seal , flinger , discharge pipe retaining screw nut & washer , back liner seal , casing astm 532 type-a , back liner astm a532 type-a , stainer , impeller o ring , impeller astm a532type-a class-iii , intake joint , intake flange bolt , discharge pipe gasket