Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S4-5GE731C1 found under Locomotive Diesel Electric by Coltec Industries Inc. The National Stock Number assigned to this part is 2210008199320, and the Federal Supply Class is 2210 Locomotives. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like S4-5GE731C1.