Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 6K1-45578-50-00 found under Shim by Yamaha Nippon Gakki Co Ltd. The National Stock Number assigned to this part is 5365015810066, 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 6K1-45578-50-00.