Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number C5997 0238 found under Ring Wiper by Greenetweed And Co Ltd. The National Stock Number assigned to this part is 5330016270423, 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 C5997 0238.