Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number L6311090-009 found under Shim by Dutch Valley Supply Co. The National Stock Number assigned to this part is 5365013390831, and the Federal Supply Class is 5365 Bushings Rings Shims And Spacers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like L6311090-009.