supply of condenser fan blade suitable for 1400 rpm motor made from frp material with aluminium .condenser fan blade suitable for 1400 rpm motor made from frp material with aluminium .,condenser fan blade suitable for 1400 rpm motor made from frp material with aluminium hub overall unit dia 540mm, hub dia 140mm,150 mm, bore dia on hub for m otor shaft of 19 mm, with 6 mm keyway , 10 blades,dynamically balanced and conformin g to para no. 8.35.7 of rdso spec.no. rdso/pe/spec/ac/ 0061-2005 (rev.1) or latest. make-m ultiwing/everfine/hascon or any other rdso approved make as per rdso specification [ w arranty period: 30 months after the date of delivery ] ]