procurement of critical spare parts of“ sam turbo” make ash slurry pump model no. ar150 / 510 installedin ash pump houseof unit no. 10 & 11 ofstps, sarni. tender notice no. 08-004 / p&w / stps / ahp-iv / pe-1463 / tid-2023_mppgc_264286 / sarni, dtd--- 1 labyrinth(pump end)part no.14p 2 labyrinth(drive end) part no.14d 3 impeller with impeller nutpart no.18,38,50,58 4 shaft with key part no.4,31,32 5 lantern restrictor part no.13 6 wear plate (b.side) with insert part no.16,161 7 wear plate (s.side) with insert part no.19,191 8 split gland part no.10 9 grease retainerpart no.7 10 stud (base/,brt. side cover)hex nut, washer part no.45,46,46a 11 piston ring part no.51 12 expeller part no.14 13 expeller housing part no.9 14 volute casingpart no.17 15 shaft sleeve part no.12 16 bearing housing part no.3 17 grease nipple part no.26 18 lock nut part no.47 19 motor pulleypart no.386-166-sc6 20 pump pulley part no.599-166-sc6 21 suction coverpart no.21