Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number C4E1320-3 found under Light Dome by Bombardier Aerospace. The National Stock Number assigned to this part is 6220002997136, and the Federal Supply Class is 6220 Electric Vehicular Lights And Fixtures. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like C4E1320-3.