Tender For supply of fan blade frp 400 mm sweep suitable for bldc 110v dc, fixed type railway carriage fan as per 4.3 clause of rdso spec. no. rdso/pe/spec/tl/0021/ 2005, rev.3 with amendment no.1 or latest if any and as per rdso drg. no. rdso/pe/sk/tl/0108-2008, (alt.1) rev.0 or latest if any.