tender for supply of miscellaneous materials for maintenance of different r.l.i schemes under kalyani ( agri-mechanical ) division , kalyani, nadia- 1 supply of no volt coilfor 20hp oil immersed starter -any reputed brand ( as per sample provided ) . 2 supply of crompton ( old ) water pump shaft suitable for 150×150 mm diawater pump made from en8 steel with case harden at the place where bearing are mounted-as per sample. 3 supply of cast iron impeller made from gray cast iron conforming to is 210 / 1978 & grade f-200 matching with the 150×150 mm dia for venus water pump ( as per sample provided ) . 4 supply of best quality 150 mm ( n.b. ) m.s.g.i.e.r.w. 90ºbend 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 . 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 ) . 5 supply of rubber coupling belt for 150x150 mm nb water pump ( as per sample ) 250 mm x 100 mm x 15 mm ( as per sample provided ) . 6 supply of top cover plate for 150 mm nominal size ntp valve ( as per sample provided ) . 7 supply of cast iron star type coupling matching with 150×150 mm dia ( nb ) water pump shaft ( as per sample provided ) .