procurement of spares of couplings for bfps and its hydraulic couplings and ceps of stage ii and iii, ggsstp, ropar. , spares of coupling model hbs 1000-8/2h between voith hydraulic coupling r16k.1 and bfp fk6d30 ( speed 5170 rpm, 4000kw) :- , element assembly( 1 set = 2 nos.) , set of coupling bolt with nut & overload washer( 1 set = 16 nos.) , spares of coupling model hbs 3600-8/h-ah between voith hydraulic coupling r16k.1 and bfp motor (speed 1485 rpm, 4000kw):- , set of coupling bolts, nuts & overload washers (1 set = 16 nos. + 8 nos. cap screws) , element assembly ( 1 set = 2 nos.) , spares of coupling model hbs 1000-8 lh/h for cep en6j40 :- , element assembly ( 1 set = 2 nos.) (1 set = 16 nos. + 8 nos. cap screws) , coupling bolts with nuts & overload washers ( 1 set = 16 nos.)