Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number C4V1392-1 found under Duct Assembly Air Conditioning H by Bombardier Aerospace. The National Stock Number assigned to this part is 1660000835969, and the Federal Supply Class is 1660 Aircraft Air Conditioning Heating And Pressurizing Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like C4V1392-1.