Procurement Of Spares Of Gear -Box ( Stg1 Clinker Grinder ) At Ntpc-Kahalgaon Procurement Of Spares Of Gear -Box ( Stg1 Clinker Grinder ) At Ntpc-Kahalgaon , Input Pinion Shaft #100 Csb-200 ( Spl ) , Complete Casing-Set Pt#2 Csb-200 ( Spl , Bush For Brg #117 Csb-200 ( Spl ) New Allen , Cover-Gb #140 Csb-200 ( Spl ) New Allenbery , Output Shaft#6.1 Ku2-500 180:1