Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 6ES7972-0BA52-OXAO found under Interface Unit Inpu by Siemens Industry Inc. The National Stock Number assigned to this part is 5998016477759, 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 6ES7972-0BA52-OXAO.