Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 904 002 471 found under Retainer Packing by Robertshaw Controls Company. The National Stock Number assigned to this part is 5330012890421, 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 904 002 471.