Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 11388201 found under Seal Plain by Columbus Mc Kinnon Corp. The National Stock Number assigned to this part is 5330016585004, 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 11388201.