procurement of spares for cooling tower of package ac system (make paharpur) series 3800, model no. 3831, 3841, 3817 and cooling tower of central air conditioning system make paharpur, model no. 6302 series cf-ii of ph-iv, stps, mppgcl, sarni , spares of model no. 3831 (esp-10 & esp-11) , sr 13se bearing housing assy , oil seals for sr 13se bearing housing assy , spiral target nozzles , pvc fill sheet , 36 dia kp-6 fan assembly , fan pully assy (aq 3831 ) , qd bhushing (fan hub ) (aq 3831 ) , qd bhushing (fan pully ) (aq 3831 ) , spares of model no. 3841 (dm plant) , sr 13se bearing housing assy , oil seals for sr 13se bearing housing assy , spiral target nozzles , pvc fill sheet , 42 dia kp-6 fan assembly , fan pully assy (aq 3841 ) , qd bhushing (fan hub ) (aq 3841 ) , qd bhushing (fan pully ) (aq 3841 ) , spares of model no. 3817 (switch yard, hcsd, ahp buildings) , sr 13se bearing housing assy , oil seals for sr 13se bearing housing assy , spiral target nozzles , pvc fill sheet , 24 dia kp-6 fan assembly , fan pully assy (aq 3817 ) , qd bhushing (fan hub ) (aq 3817 ) , qd bhushing (fan pully ) (aq 3817 ) , spares for model no. 6302, series cf-ii of cetral air conditioning system at deaerator floor , sr. 6q(class-i) drive shaft assy , nbm insert for 6q (cl-i) drive shaft with cap screw, lock & washer , sr. 20t gear reducer assy (ratio-2.71:1) , matched gear set for 20t gear box (ratio-2.7:1) , set of bearings for pinion shaft for 20t gear box , set of bearings for fan shaft for 20t gear box , oil retainer (seal) for pinion shaft for 20t gear box , set of o-rings for 20t gear box