Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 451210459971 found under by Phillips Medical Systems North. The National Stock Number assigned to this part is 5970015973450, and the Federal Supply Class is 5970 Electrical Insulators And Insulating Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 451210459971.