Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number HAD16-120 found under by Hasko Air Inc. The National Stock Number assigned to this part is 1680006115255, and the Federal Supply Class is 1680 Miscellaneous Aircraft Accessories And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like HAD16-120.