Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number E11 03456-1312 found under Ringpiston by Fairbanks Morse Llc. The National Stock Number assigned to this part is 3040016963335, 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 E11 03456-1312.