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| 1 | Overhauling of Various Valves, Renewal of Strainers etc on INS NISTHAR |
| 2 | Manufacturing and fitment of various Zinc plug with adaptor.Approx size 3/4\\" x 75mm long |
| 3 | Overhauling of various sea chest valves NW 200 Butterfly (NAB) v/v -4nos,valve to be overhauled and pressure tested as per Annexure -A |
| 4 | Overhauling of various sea chest valves NW 250 Butterfly (NAB) v/v -4nos,valve to be overhauled and pressure tested as per Annexure -A |
| 5 | Sea Water strainer of various systems to be replaced with new one as per sample Material- Brass/CuNi/NAB).scope involves removal,procurement /fabrication of new strainers as per sample and retiment.scope of work involves procurement of fasteners, strainers,purging cocks on strainer bodies and all other consumables required for the job.approx sizes : 350mm x400mm with handles/bucket type/rectangular type.thickness 3mm |
| 6 | Gear box lub oil tank (AER) gauge glass defective.Gauge glass to be procured and fitted onboard without any leaks.size : 1/2'' x 2mtrs long with adaptorers |
| 7 | Coolant leakage observed from suction and Discharge Valve of all DGs Pre-Heater line.size : nw - 40,type ball valve .Overhauling of the valves to be carried out as per annexure-A. |
| 8 | renewal of brass purging cock and adaptor on various Sea water pump.size:1/2 ''.scope of work involves supply ,removal of old cocks, fitment of new cocks. Any tapping/rethreading is required the same to be undertaken. |
| 9 | overhauling of various valves (RCVs) of fuel systemCommon suction valve of fuel centrifuge from 2P & 2S tank- nw 40 QSVs |
| 10 | overhauling of various valves (RCVs) of fuel systemFuel drain valves of FO Service tanks 1P, 1S, 2P, 2S, 3P, 3S, 4P & 4S.- NW 25 self closing valves |
| 11 | Procurement of NW 25 self closing valves,MoC:Brass,pressure rating : 8bar |
| 12 | Fireman - 2 suction valve to be overhauled as per annexure -A, size: NW 125mm,BUTTERFLY VALVE |
| 13 | Procurement of NW125 Valve ,As per sample , pressure rating : PN 18bar,TYPE :BUTTERFLY VALVE |
| 14 | FOT pump not taking suction from FOOF tank (FER) view defective tank suction valve.NW 125mm to be overhauled as per annexure -A |
| 15 | overhauling of firemain isolation valve body (Dia 250mm) in passage way 15- to be overhauled as per annexure -A |
| 16 | Sea water interconnection valve of AC Plant 1&2 not holding,to be overhauled as per annexure -A , size : NW200 /SDNR |
| 17 | PME gear driven SW pump suction valve before strainer stuck in open position (size 200NB) and requires to be overhauled as per annexure -A ,size : 200NB butterfly valve |
| 18 | Fuel bunkering isolation valve (100mm) at Quarter deck observed to be not holding and requires to be overhauled,type : gate valve, to be overhauled as per annexure-A |
| 19 | One fire main valve (50 mm) for Chain cable locker not holding and requires to be overhauled,type: SDST |
| 20 | Fire isolation valve of Firemain supply for Diving system observed to be leaking and requieres to be overhauled as per annexure -A . (100 mm SD valve qty-04 and 150 mm Gate Vavle Qty-01) |
| 21 | overhauling of Grey water overboard discharge valve in AVCAT pump room.NW-150 storm valve. To be overhauled as per annexure -A |
| 22 | fitmen of Isolation valve in Women agniveer bathroom WC.Valve will be supplied by HSL ,valve to be fitted with new fasteners ,gaskets etc ,procurement of consumables required is under vendor scope Please Enable Macros to View BoQ information |
