Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number LE128 40 found under Clamp Hub by Ulstein Bergen A S. The National Stock Number assigned to this part is 3040013029037, and the Federal Supply Class is 3040 Miscellaneous Power Transmission Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like LE128 40.