Felt Seal For Axle Box Of Wag-7/Wap-4 Locos As Per Clw Drg. No.- 06/1/11/4 (Ref 10) Or Er/K Pa'S Drg.No. Er/Kpa/El/Ab-184. Material- White Felt And Medium Hard, As Per Spec. No. Icf/Md/Spec.- 01 R Ev.02. ]