Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 89 I 3002 3 4IN FLANGE found under Gasket by A S Vesta. The National Stock Number assigned to this part is 5330222581918, 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 89 I 3002 3 4IN FLANGE.