Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 261B3014D found under Gasket by Koehring Co. The National Stock Number assigned to this part is 5330000089169, 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 261B3014D.