procurement of spare parts of m / s instrumentation ltd, make oil and steam control valve installed at boiler side and fuel oil pressurizing pump house side for unit 1 and 2 at sstpp, mppgcl, dongalia , oil burner steam trip valve & oil gun steam scavenging valve [ specification:- 1, cv=12, #300, ss316st, =%, fb, sa1r as per s.n.3618671, 3618675, 3618677, 3716777, 3716778, 3716779, 3716780, 3618680, 3618681, 3716761, 3716782, 3618683, 3618685, 3618686, 3618687, 3618688, 3618689, 3618691, 3618692, 3716789, 3618693, 3716791, 3716792, 3618695, 3618465, 3618466, 3618469, 3618470, 3618471, 3618472, 3618473, 3618474, 3618480, 3618483, 3618482, 3618484, 3618485, 3618486, 3618487 & 3618489. , plug with stem for vtp ( hc ) , seat ring , v543 gasket for vtp ( hc ) 1 sa1r, #300 , grafoil packing for vtp ( hc ) 1, sa1r, #300 , oil burner hfo trip valve [ specification:- 1, cv=6.3, #300, ss316 + taflon, =%, pb, sa1r as per s.n.3710194, 3710195, 3710196, 3710367, 3710207, 3710209, 3710210, 3710212, 3710213, 3710214, 3710215, 3710216, 3710365, 3710115, 3710211, 3710366, 3710116, 3710367, 3710368, 3710369, 3710119, 3711019, 3710370, 3710371, 3710372, 3711017, 3710198, 3710204, 3710199. , plug with stem for vtp ( hc ) , seat ring , v543 gasket for vtp ( hc ) 1 sa1r, #300 , taflon packing for vtp ( hc ) 1, sa1r, #300 , oil burner ldo trip valve [ specification:- 0.75, cv=1.0, #150, ss316tsh, liner, pb va1ras pers.n. 3610197, 3710198, 3710198, 3710204, 3710199 , plug with stem , seat ring , v543 gasket , taflon packing , light diesel oil ( ldo ) pressure control valve [ specification:- lopcv, 40 nb, globe valve, pnuematic, 20 kg / cm2, 50°c, 300f, s.n. 3710378 ] , plug with stem , seat ring , v543 gasket , grafoil packing , light diesel oil ( ldo ) flow control valve [ specification:- lofcv, lo23, 40 nb, globe valve, pnuematic, 16kg / cm2, 50°c, 300f, s.n. 3710387, 3710386 ] , plug with stem , seat ring , v543 gasket , teflon packing , heavy fuel oil ( hfo ) return tripcontrol valve [ specification:-ho45, hfo ret trip valve80 nb, globe valve, pnuematic, 22kg / cm2, 130°c, 300f, s.n. 3710645 ] , plug with stem , seat ring , guide ring with guide bush for vtm ( mixing ) 2 , seat ring guide for vtm ( mixing ) 2 , v543 gasket for vtm ( mixing ) 2 , teflon packing va4 , burner air trip valve [ specification:- a20a, a20b, a20c, a20d, 25 nb, globe valve, pneumatic, 6 kg / cm2, 35 °c, cs, c300, 300f, s.n. 3710116 ] , plug with stem , seat ring guide for vtp 1 , v543 gasket for vtp 1 , teflon packing for sa1 , heavy fuel oil recirculation steamcontrol valve [ os11a, b, htr hotcv, 50nb, globe valve, pnuematic, 16 kg / cm2, 210°c, cs, c300, 300f, s.n. 3715765, 3618584 ] , plug with stem , cage for vsc 2 , pressure seal for vsc 2 , v543 / 595 gasket for vsc 2 , grafoil packing for va1 , light diesel oil ( ldo ) trip valve [ specification: lo30, lotv, 50nb, globe valve, pnuematic, 16 kg / cm2, 50°c, c300, 300f, s.n. 3710391 ] , plug with stem , seat ring , v543 gasket , soot blower station control valve [ specification: sd-21, 22, s.n. 3716291, 3616521 ] , plug with stem , seat ring , v543 gasket , grafoil packing , steam control valve for floor coil heater at day oil tank [ tag no. lbg20aa002, s.no. 3616651, 3616649 ] , plug with stem , seat ring , v543 gasket , grafoil packing , steam control valve for suction heater at day oil tank area [ tag no. 3618031, 3618032 ] , plug with stem , seat ring , v543 gasket , grafoil packing , wall blowers / lrsb thermal drain valves [ s.n. 3660374 / 3660368 / 3660369 / 3660310, or no. 3640915 / 3640721 ] , plug with stem , cage , v543 gasket , grafoil packing