Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 550 031 16 58 found under Retainer Seal by Mtu Detroit Diesel Australia Pty Ltd. The National Stock Number assigned to this part is 5330123268308, 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 550 031 16 58.