procurement of spares of mechanical seals of make eagle burgmann for dmcw pumps procurement of spares of mechanical seals of make eagle burgmann for dmcw pumps of unit no. 10 and 11 of ph-iv, stps, sarni for aoh of unit no. 10 and running maintenance of unit no. 10 and 11. , spare for mechanical seal of make eagle burgmann type p11 75 mm c/sic as per drg. no. a08194 dmcw pump model 250/300 bst & 200/250 cst , seal ring- carbon , mating ring- silicon carbide , set of springs (1 set=15 nos.) , o ring mating ring part no. 111.30 , o ring seal ring assy part no. 111.10 , o ring gland part no. 111.05 , o ring sleeve part no. 111.04 , pin anti rotation part no. 250.00 , thrust washer , screw soc set , cup , gland , sleeve , circlip