Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1021986-00 found under Seal Nonmetallic Sp by Lauren Manufacturing Llc. The National Stock Number assigned to this part is 5330015214597, 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 1021986-00.