Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number W279900000137 found under Interface Unit Automatic Data Pr by Amper Programas De Electronica. The National Stock Number assigned to this part is 7025014704564, and the Federal Supply Class is 7025 Adp Input Output And Storage Devices. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like W279900000137.