Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number OR 43500090 found under Cabinet Electrical Equipment by Ortronics Inc. The National Stock Number assigned to this part is 5975015888727, and the Federal Supply Class is 5975 Electrical Hardware And Supplies. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like OR 43500090.