Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BSA5PC851A found under Packing by Microturbo Inc. The National Stock Number assigned to this part is 5330012195539, 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 BSA5PC851A.