Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A1805U307 found under Seal Plain Encased by Meritor Heavy Vehicle Systems Llc. The National Stock Number assigned to this part is 5330001786413, 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 A1805U307.