tender for procurement of coal feeder spares , end door gasket for bhel supplied 36 gravimetric coal feeder , weigh compartment door gaskets for bhel supplied 36 gravimetric coal feeder. , weigh span roller for coal feeder, as per bhel ref. no. 2-65-736-00252 , coal feeder belt, as per bhel ref. no. coal feeder belt, drg. no. gf-225 , ball bearing,6207zzc3,make-skf/fag , ball bearing,6204zzc3,make-skf/fag , weigh span roller grease seal for coal feeder, as per bhel ref. no. gf-057 , weigh span roller retainer ring for coal feeder, as per bhel ref. no. gf-055 , inlet span roller for coal feeder, as per bhel ref. no. 1-65-736-00100