supply of supply of heavy duty pneumatic piping arrangement with fiba for rcf bogie fitted air spring in secondary suspension ss fittings as per drg. no.: lw36189. material supply as per drg./part no. material details are as follows: (1) street elbow, icf/std 3-5-032, item no.: 2, (qty.: 4 nos.) (2) female elbow connector, icf/std 3-5-021, item no.: 2, (qty.: 2 nos.) (3) hex nipple, icf/std 3-5-016, item no.: 4, (qty.: 5 nos.) (4) male connector, icf/std 3-5-016, item no.: 4, (qty.: 3 nos.) (5) stand pipe elbow, ermeto evw22lomdcf, (qty.: 1 nos.) (6) male stud connector, ge22lr3/4kegcf, (qty.: 1 nos.) (7) ss304 22 mm od, 2.5 mm thick, 2.5 mtr tube pipe.