Tender For corrigendum : supply of spares for water ring type vacuum pump - impeller - shaft - shaft key and bush assembly , side cover for drive end , side cover for non drive end , control disc assembly , gasket , hex. bolts for pressure plate , hex. bolts for side cover , hex. bolts for bearing cover , stud for control disc , distance ring , main casing , ptfe balls set
Tender For corrigendum : sh repair of spalled and honeycomb concrete, replacement of expansion joint, replacement of elastomeric bearing, maintenance of pot-ptfe bearing