Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number X6E1 found under Washer Cup by Schindler Elevator Corp. The National Stock Number assigned to this part is 3960006112868, and the Federal Supply Class is 3960 Freight Elevators. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like X6E1.