Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 2204592 found under Elbow Pipe To Tube by Blue Bird Body Co. The National Stock Number assigned to this part is 4730005121944, and the Federal Supply Class is 4730 Hose Pipe Tube Lubrication And Railing Fittings. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 2204592.