tender for procurement of essential spares for 600mw main turbine governing systems hydraulic amplifier for unit - i & ii , essential spares for 600mw main turbine governing systems hydraulic amplifier for unit - i & ii , liner make: m/s bhel (assy drg no. 1142801000 & item no. 1) or its equivalent , pin matl is:3749 make: m/s bhel (assy drg no.1142801000 & item no. 6) or its equivalent , threaded bush make: m/s bhel (assy drg no.1142801000 & item no. 8) or its equivalent , collar screw is:3749 make: m/s bhel (assy drg no.1142801000 & item no. 9) or its equivalent , sleeve make: m/s bhel (assy drg no.1142801000 & item no.10 ) or its equivalent , stem matl is 3749 make: m/s bhel (assy drg no.1142801000 & item no. 13) or its equivalent , bush make: m/s bhel (assy drg no.1142801000 & item no.17 ) or its equivalent , bush make: m/s bhel (assy drg no.1142801000 & item no.20 ) or its equivalent , liner make: m/s bhel (assy drg no. 1142801000 & item no.21) or its equivalent , piston make: m/s bhel (assy drg no.1142801000 & item no.22) or its equivalent , piston rod make: m/s bhel (assy drg no.1142801000 & item no.25) or its equivalent , pin matl is:3749 make: m/s bhel (assy drg no.1142801000 & item no.26) or its equivalent , spring support make: m/s bhel (assy drg no.1142801000 & item no. 27) or its equivalent , comp spring matl is4454ptigr3 make: m/s bhel (assy drg no.1142801000 & item no.28) or its equivalent , support make: m/s bhel (assy drg no.1142801000 & item no. 29) or its equivalent , orifice dia1.5 make: m/s bhel (assy drg no.1142801000 & item no.32) or its equivalent , pilot valve make: m/s bhel (assy drg no.1142801000 & item no. 34) or its equivalent , o-ring make: m/s bhel (assy drg no.1142801000 & item no.36) or its equivalent , pin taper3x24 make: m/s bhel (assy drg no.1142801000 & item no. 37) or its equivalent , nut hex. a-8 make: m/s bhel (assy drg no.1142801000 & item no.38) or its equivalent , washer tab a-st make: m/s bhel (assy drg no.1142801000 & ite