supply & delivery of valve spindle with wedge, rubber/gsket for alfa-alfa valve, rubber insertion, foot valve leather washer and hexagonal head bolts & nuts (g.i) for maintenance of different state owned and operated major rli schemes under malda-i (a-m) sub-division within malda-i (a-m) division under non-plan maintenance. supply and delivery of valve spindle with wedge, rubber/gasket for a-a valve, rubber insertion, f v leather washer and hexa head bolts, nuts (g.i) for matnc of diff. state owned and operated major rli schemes under malda-i am sd np prog. , supply and delivery , valve spindle with wedge for alfa alfa valve (c-type)-150 mm dia ( 7 long m.s spindle for ntp / alfa alfa valve as per is: 2074/1992.) , rubber gasket for 150mm dia. alfa-alfa valve (c-type) cover plate 3mm thick and 8 nos. hole. , 150mm dia.(table-17) rubber insertion ( for raised surface of flange as per is :6392 ) should have fabric insertion in two piece.the thickness will be 3mm and will have a maximum bearing load of 120 n/sq.cm as per is: 638/79 & 1969/1968 with latest revision and amendments of following dimensions.rubber insertion 5mm thick with proper reinforcement 2 ply cotton fabric as per is: 638/79 with latest amendment. , 150mm dia foot valve leather washer good quality.(brand : imperial/techno/barba). , hexagonal head bolts & nuts (g.i) bearing is –1363(part-i)/1992and for bolts & is-1363(part-iii)/1992 of product grade-c with latest revision and amendments. m16 x 80 mm. , hexagonal head bolts & nuts (g.i) bearing is –1363(part-i)/1992and for bolts & is-1363(part-iii)/1992 of product grade-c with latest revision and amendments. m16 x 65 mm. , hexagonal head bolts & nuts (g.i) bearing is –1363(part-i)/1992and for bolts & is-1363(part-iii)/1992 of product grade-c with latest revision and amendments. m12 x 80 mm.