Flap Door Arrangement (Reduced Height - Retrofitment) In Assembled Condition For Boxn Wagons, As Per Drg. Material For Item 1 - Is:5986/2017, For Item 6 - Is:1079/2017 & For Remaining Items - Is:2062. Rdso Drg. No. Wd-23 018-S-01, Alt-3, Items 1,4,5,6,7,9,10 And 19 And To Specn. To Is: 2062/11(Ra 2021) With Amendt. No.1 Of Nov.12, Grad E E-250C. [ Warranty Period: 30 Months After The Date Of Delivery ] ]