Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BA42X55X7 72NBR9 found under Seal Plain by Freudenberg Simrit Gmbh And Co Kg. The National Stock Number assigned to this part is 5330121568853, and the Federal Supply Class is 5330 Packing And Gasket Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like BA42X55X7 72NBR9.