procurement of spare parts of nord make gear boxes installed at coal feeder of 2x600 mw, sstpp, mppgcl, dongalia , gear box for coal feeder main drive motor, model no.sk9072.1af iec132 serial.no.- 200879419-500 , shaft mount housing ;part no- 68612500 , housing cover ;part no- 87218000 , gear unit seal ;part no- 87297000 , eyebolt ;part no- 22402000 , flange ;part no- 87214000 , hollow shaft ;part no- 68638020 , roller bearing ;part no- 24320241 , roller bearing ;part no- 24320241 , output gear ;part no- 68673200 , radial shaft seals ;part no- 25120161 , radial shaft seals ;part no- 25120171 , socket ;part no- 68682600 , pinion shaft ;part no- 68672200 , roller bearing ;part no- 24323100 , roller bearing ;part no- 24323100 , bore plug ;part no- 25811000 , bore plug ;part no- 25811000 , drive gear ;part no- 52671000 , bevel gear set ;part no- 68675000 , roller bearing ;part no- 24323110 , roller bearing ;part no- 24323100 , locknut ;part no- 28500000 , securing plate ;part no- 28510000 , iec cylinder ;part no- 52615040 , gasket ;part no- 68697500 , input shaft ;part no- 52683110 , grooved ball bearing ;part no- 24631010 , grooved ball bearing ;part no- 24631140 , radial shaft seals ;part no- 25050115 , coupling sleeve ;part no- 51483400 , coupling half ;part no- 51483650 , gear box for feeder coc motor,model no.-sk13080vf iec71-71s/4 tf,serial no.- 200874529-200 , flange housing ;part no- 61211020 , gasket ;part no- 50697020 , housing cover ;part no- 61218000 , eyebolt ;part no- 22400800 , output shaft ;part no- 61230000 , grooved ball bearing ;part no- 24620812 , worm wheel ;part no- 61271040 , radial shaft seals ;part no- 25040181 , bore plug ;part no- 25808000 , worm ;part no- 61270000 , drive gear ;part no- 50771110 , angular contact bearing ;part no- 24730600 , bore plug ;part no- 25807201 , drive pinion ;part no- 50670050 , 3rd reduction housing ;part no- 50617000 , gasket ;part no- 50697020 , intermediate shaft ;part no- 50650020 , drive gear ;part no- 50671090 , grooved ball bearing ;part no- 24620200 , grooved ball bearing ;part no- 24630400 , socket ;part no- 50682020 , iec cylinder ;part no- 50515010 , input shaft ;part no- 50683020 , grooved ball bearing ;part no- 24620410 , grooved ball bearing ;part no- 24600540 , radial shaft seals ;part no- 25020101 , coupling sleeve ;part no- 50683310