procurement of spares for complete coal nozzle assembly for unit - 1 overhauling , procurement of sapres for complete coal nozzle assembly for unit - 1 overhauling , shield plate,nozzle tip,ss310 $for ball mill sgtpp ( drawing no. : sgtpp/mechanical/b&a/41. pmi test will be carried out at sgtpp store by b&a dept. ) , gudgeon pin,tip side of coal nozzle for boiler sgtpp ( moc ss304.drawing no. sgtp/mechanical/b&a/40. pmi test will be carried out at sgtpp store by b&a dept. ) , gudgeon pin,accuator side of coal nozzle drg no-sg.t.p./mechanical/b&a/39 ( moc ss304. pmi test will be carried out at sgtpp store by b&a dept. ) , tip,coal nozzle for boiler sgtpp for u#1 & u#2 as per drawing no.sgtp/mechanical/b&a/61 ( moc ss310. pmi test will be carried out at sgtpp store by b&a dept. ) , coal nozzle,assembly for u1 & u2. ref drg no-sgtp/mechanical/b&a/165 ( pmi test will be carried out at sgtpp store by b&a dept. )