procurement of hardware items for day to day maintenance of various tube wells in badarpur constituency ac-53 under the division of ee ( enm ) m-11-supply of tail piece of the medium class gi pipe 500 mm long with one end threaded as per outlet of pump & another end flanged of size ( 120 mm dia. ) of gi pipe. make of pipe:- tata / jindal - 50mm dia. 2 supply of tail piece of the medium class gi pipe 500 mm long with one end threaded as per outlet of pump & another end flanged of size ( 120 mm dia. ) of gi pipe. make of pipe:- tata / jindal - 40mm dia. 3 supply of ms clamp of 600 mm length duly fabricated form 12.5 mm thick 75 mm wide m.s. plate for holding the g.i pipe of size 50 mm dia. 4 supply of bore cover approx. 1’x1’ made out from 6mm thick m.s. sheet in 2 halves & a circular hole in centre 3-1 / 2” dia. with locking arrangement by nut & bolts. 5 supply of rubber packing thickness 3 mm ( good quality ) for pipe of 50 mm dia. 6 supply of rubber packing thickness 3 mm ( good quality ) for pipe of 80 mm dia. 7 supply of ms hexagonal nut-bolts of size 0.5 x 1.5 & 10 mm nominal dia. make :- a-one / djb approved