Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BUL-3023-B ITEM 12 found under Gasket by Sew Eurodrive Inc. The National Stock Number assigned to this part is 5330012757641, 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 BUL-3023-B ITEM 12.