purchase of tube well parts.- 1 supply of pvc pipes & fittings schedule 80 ( medium duty ) conforming to astmd - 1785 and threaded to match with gi pipes as per is : 1239 ( part - i ) nipple ( 150 mm long ) 2 ( dia ) 40 mm 3 ( dia ) 80 mm 4 ( dia ) 100 mm 5 nipple ( 300 mm long ) ( dia ) 40 mm 6 socket ( dia ) 40 mm 7 ( dia ) 80 mm 8 ( dia ) 100 mm 9 flange ( dia ) 80 mm 10 ( dia ) 100 mm 11 supplying, fitting and fixing popular maya pump no-6 or similar. ( i ) for 40 mm dia. tube well 12 renewing leather washer of street hydrant.50 mm 13 regrinding valve seat of street hydrant. 14 renewing bolt and nut for hydrant 15 supply of g.i. piston rod ( 450 mm ) 16 supply of c.i. plunger complete. 17 supply of c.i. head of tube well. 18 supply of c.i. handle of tube well. 19 supply of c.i. body of tube well. 20 supply of c.i. base plate of tube well. 21 add gst 22 add l.w. cess