supply of various mechanical seals for vyasi power house hathiyari dehradun , supply of j-seal (maintenance seal), nitrile rubber, pressure rating: 16kg/ sq cm, to be fixed on inner periphery of butterfly valve (miv) body using collared hex. hd bolt m16x40. (as per sample) , supply of miv service seal (door seal), nitrile rubber, pressure rating: 16kg/ sq cm, to be fixed on butterfly valve (miv) door periphery using stud m20x2.5x55 and hex nut m20(ss).(as per sample) , supply of rubber shaft seal (hollow from inside), nitrile rubber, pressure rating: 10kg/ sq cm, to be fixed on shaft above the runner. final joints of sealing ring and shaft seal to be glued during assembly at site. joint of sealing ring to be made in such a way that scarf joint gets pressed in the direction of rotation of shaft sleeve. (as per sample) , supply of high air pressure rubber hose pipe (10 kg/sq cm) both end special fitting (for shear pin of guide vanes), armoured, nitrile rubber, pressure rating upto 10 kg/sq cm. to be connected between pressurized air nozzle and shear pin. (as per sample)