Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 633NES5A found under Packing Assembly by Galland Henning Nopak Inc. The National Stock Number assigned to this part is 5330003995938, 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 633NES5A.