Set Of Air Brake Pipe 20 N.B. With Socke [Set Of Air Brake Pipe 20 N.B. With Socket & Flange For Boxnhl Wagon. Drawing No.: Rdso,S Drg. No. Wd 09053 S 12 Sheet 2, Alt 4 Or Latest Consisting Of 6 Items, 1) Item No.4 Fitted With Item Nos. 10 &11, Qty 1 Nos. 2) Item No.5 Fitted With Item Nos. 10,11,12 &13 , Qty 1 Nos. 3) Item No.6 Fitted With Item Nos. 10 &11, Qty 1 Nos. 4) Item No.14 Fitted With Item Nos. 10 &11 , Qty 1 Nos. 5) Item No.15 Fitted With Item Nos. 10,11 &17, Qty 1 Nos. 6)