Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 40B629B9-026 found under Packing Preformed by Fyr Fyter Co Inc. The National Stock Number assigned to this part is 5330005992781, 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 40B629B9-026.