supply and delivery of valves and valve fittings required for maintenance of different mi installation within bishnupur(a-m)sub-division under bankura(a-m)division under np/mtn programme 2025-2026. , supply & delivery of 150 mm dia (nb) foot valve leather washer of 5 mm thick conforming to is 1015/2000. , supply & delivery of ci foot valve complete set swing type flange end, dia 150 mm as peris: 4038/1986 with latest amendment. weight-25 kgs approx. , supply & delivery of 150 mm dia c.i. sluice valve with hand wheel, i.s.i marked, is:14846 , supply & delivery of weight & spindle for 150 mm dia(type c) alfa alfa valve(nipple type) , supply & delivery of g.i. top cover plate for 150 mm dia alfa alfa valve(screw type)-type c as per sample