Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4671 found under Cove Steam Chest by Panama Canal Co. The National Stock Number assigned to this part is 2820001774691, and the Federal Supply Class is 2820 Steam Engines Reciprocating And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 4671.