tender for supply of miscellaneous materials for maintenance of different r.l.i schemes under kalyani ( agri-mechanical ) division , kalyani, nadia- 1 supply of end seal block with bakelite bar for 200 amp main switch- gsc make.(as per sample provided). 2 supply of lubricated and graphite reinforced asbestos gland packing 1/2(as per sample provided). 3 supply of best quality 150 mm(n.b.) m.s.g.i.e.r.w. 90ºpriming bend made from 150 mm nb m.s.g.i.e.r.w pipeconforming to is-1239(part-1)/2004 with latest amendments (medium duty) thereof duly welded on both sides of bend on inside and out side with corresponding diameter of m.s. flanges(12 mm) as per is: 6392/1971, table-17 with latest amendments .50 mm nb socket to be used as per is-1239(part-ii)/1992 with latest amendments for priming . both m.s.g.i.e.r.w. bend & flanges should be isi certification marked as per annexure - h .galv- is 4736 (as per sample provided). 4 supply of rubber insertion 5 mm thick with proper reinforcement 2 ply conforming to i.s.638/79 with isi mark with latest amendments suitable for raised surface of m.s.flange as per i.s.6392/71 (table-5,11 & 17) 150 mm dia (table-5 or 17) 5 supply of terminal plate for 20hp electromotor (gec motor) - (as per sample provided). 6 supply of ms spindle with catcher nut for 150 mm nominal size sluice valve. (as per sample provided).