Set Of All Steel Lock Nut For 3 Phase Locos. Each Set Consists Of Five (05) It Ems- Two Hundred Seventy Nos. (270) In Total. As Per Annexure-A. Clw/Crj'S Specification. No. Clw/Ms/3/089 (April 2007) Alt. '4' [ Warranty Period: 30 Months After The Date Of Delivery ] ]