Items - OVERHAULING KIT FOR LEVELLING VALVE OF M/S FAIVELEY MAKE TO PART NO. 790038105 CONFIRMING TO RDSO'S SPEC. NO. C-K-407(Rev.04) MARCH 2023. FILTER SIZE:(18 X14X2) USED IN AIR SPRING SUSPENSION SYSTEM OF EMU COACHES, CONSISTING OF 14 (FOURTEEN) ITEMS AS PER ATTACHED ANNEXURE.