Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FT0422 found under Disk Drive Unit by Sms Technologies Inc. The National Stock Number assigned to this part is 7025011477389, 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 FT0422.