supply of kepl make pump spares at barauni refinery , list of item ( s ) / work ( s ) as per tender documents , wear ring 1st stg impeller, p / n:25.1 , wear ring, 2nd to 3rd stg imp, p / n:25.2 , wear ring, 2nd to 3rd stg imp, p / n:25.3 , intermediate brg bushing, p / n:81.6 , throat bush, p / n:82.0 , o ring, 1st stg, p / n:115.4 , o ring, column pipe, p / n:115.6 , intermediate case bushing, p / n:81.2 , gland cover-i, pn-018.1, cs gr.wcb , impeller wear ring, p / n 025.2 , gland cover-i, pn-018.2, cs gr.wcb , impeller ( 1st stage ) p / n 021.1 , oil ring rtn-de p / n 2.44 , case wear ring ( series ) , p / n: 107.2 , gasket ( bearing cover de ) p / n 117.08 , gasket ( bearing cover ps ) p / n 117.07 , gasket ( casing ) part no 117.01 , 14x9x55k key ( fitting ) p / n 2.34 , shaft key ( series impeller ) p / n 039.02