supply/refilling of medical gasses and maintenance of cylinders to skims, soura, and skims medical college-hospital bemina, srinagar, on annual rate contract basis. , item specification , refilling of medical oxygen cylinderstype-a 700 liters (pin index type) pressure 140kgf/cm2 , refilling of medical oxygen cylinderstype-b 1500 liters (medium type) pressure 140kgf/cm2 , refilling of medical oxygen cylinderstype-d 6800 liters (bulk type) pressure 140kgf/cm2 , refilling of nitrous oxide cylinders type-a1700 liters (pin index type) weight 3kgs (1.7m3) , refilling of nitrous oxide cylinders type-a17100 liters (bulk type) weight 30.5kgs (17.1m3) , refilling carbon dioxide cylinder type-a 03kg. gas weight (pin index type) , refilling carbon dioxide cylinder type-b 07kgs. gas weight (medium type) , refilling carbon dioxide cylinder type-d 30kgs.gas weight (bulk type) , refilling of nitrogen gastype-a 700 liters (pin index type) pressure 140kgf/cm2 , refilling of nitrogen gastype-b 1500liters (medium type) pressure 140kgf/cm2 , refilling of nitrogen gastype-d 6800 liters (bulk type) pressure 140kgf/cm2 , maintenance of cylinders painting charge of oxygen/nitrous-oxide/carbon dioxide/nitrogen/eto cylinder up to 3000 liters capacity , maintenance of cylinders painting charges of oxygen/nitrous-oxide/carbon dioxide/nitrogen/eto cylinder above 5000 liters capacity , maintenance of cylinders hydraulic testing and vacuum up to 3000 liters capacity , maintenance of cylinders hydraulic testing and vacuum above 3000 liters capacity , maintenance of cylinders providing and fixing of flush type valve complete in replacement of defective valve (old part to be retained by the company) , maintenance of cylinders providing and fixing ofvalve side out let (bulk nose type) complete in replacement of defective valve (old part to be retained by the company) , maintenance of cylinders providing and fixing of valve spindle , maintenance of cylinders drilling of broken cylinders spindle , maintenance of cylinders providing and fixing of nut glands , maintenance of cylinders providing and fixing of ring neck , maintenance of cylinders ptfe washers , maintenance of cylinders drilling of broken/damaged valve , maintenance of cylinders providing and fixing of valve side outlet (bulk/medium nose type for aluminum cylinders) completereplacement of defective valve (old part to be retained by the company) , maintenance of cylinders providing and fixing of knob of valve side outlet (bulk/medium nose type for aluminum cylinders) complete in replacement of defective valve (old part to be retained by the company) , maintenance of cylinders providing and fixing of spindle of valve side outlet (bulk/medium nose type for aluminum cylinders) complete in replacement of defective valve (old part to be retained by the company) , maintenance of cylinders providing and fixing of nutof valve side outlet (bulk/medium nose type for aluminum cylinders) complete in replacement of defective valve (old part to be retained by the company)