procurement of spares for bottom ash hopper of boiler unit no. 3 and 4, sgtps, mppgcl, birsinghpur. , side liner for feed gate , bottom liner for feed gate , shaft with structure and sleeve of eccentric crusher , bearing housing cover de for eccentric crusher(1set=3nos) , bearing housing cover nde for eccentric crusher (1set=3nos) , gland housing for eccentric crusher (de) , gland housing for eccentric crusher (nde) , lantern ring (1 set=2no.) , packing gland follower(01 set=02nos) , spacer plate (ring type) , manhole door gasket for feed gate , combine tube , 450 degree lateral piece for 200 nb bottom ash discharge ash slurry line hydro test pressure- 6.00 kg/cm2 , feed sump complete assembly for bottom ash hopper with flange) , nozzle for bottom ash jetpulsion pump (size-35mm) with adopter. , nozzle for insp. glass for bottom ash hopper.