spares for hoerbiger make valves procurement of spares for hoerbiger make valves as per tender documents , list of item(s) / work(s) as per tender documents , 1st stg suc vlv sprg augme. p/n 147013 , 1st stg dsch vlv sprg augme. p/n 147011 , ii,iii suc vlv spring augme. p/n 21172 , ii,iiidisch vlv sprg augme p/n 21545 , 2nd stg sv/dv rng set augme. p/n 1891460 , service kit 1st stg sv actr p/n-1907639 , diaph. actuator 3rd stg sv p/n-1631001 , service kit 3rd stg sv actr p/n-1907653 , diaph. actuator 3rd stg cpv p/n-1630977 , service kit 3rd stg cpv actr pn-1907654 , 1st stg suc vlv seat 250cje,p/n:1956328 , 1st stg dis vlv seat 250cje,p/n:1956599 , 2nd stg suc vlv seat 208che,p/n:1957049 , 2nd stg dis vlv seat 208che,p/n:1956619 , 3rd stg suc vlv seat 197che,p/n:1957206 , 3rd stg dis vlv seat 197che,p/n:1956838 , iii chk vlv with housing 50-482716 , valve plate,2nd stg,t=6.0,p/n 3 , valve plate,3rd stg,t=6.0,p/n 3