Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number E164-863-116SPARE ROLL found under Roll Set Roller Tube Expander by Alstom Power Inc. The National Stock Number assigned to this part is 3456006403568, and the Federal Supply Class is 3456 Cutting And Forming Tools For Secondary Metalworking Machinery. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like E164-863-116SPARE ROLL.