Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SI1000003 found under by Bucyrus Blades Inc. The National Stock Number assigned to this part is 3825003746899, and the Federal Supply Class is 3825 Road Clearing Cleaning And Marking Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SI1000003.