Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D4572-NF554-T8120 found under Backplane Assembly by Cd And T Logistics Inc. The National Stock Number assigned to this part is 5998015799385, and the Federal Supply Class is 5998 Electrical And Electronic Assemblies Boards Cards And Associated Hardware. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like D4572-NF554-T8120.