Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1216-AD1-28100 found under Switch Assembly by Omnithruster Inc. The National Stock Number assigned to this part is 5930013649005, and the Federal Supply Class is 5930 Switches. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 1216-AD1-28100.