Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5003950-01 found under Parts Kit Seal Repl by Texstars Llc. The National Stock Number assigned to this part is 5330013791006, 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 5003950-01.