Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 40A166809-10 found under Panel Electrical El by Ion Corporation. The National Stock Number assigned to this part is 5975016145694, 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 40A166809-10.