Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5D3-03905 ITEM NO. 9 found under Light Indicator by Oldenburg Group Incorporated. The National Stock Number assigned to this part is 6210013860896, and the Federal Supply Class is 6210 Indoor And Outdoor Electrical Lighting Fixtures. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 5D3-03905 ITEM NO. 9.