Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 688 45383 02 00 found under Washer Lock by Yamaha Nippon Gakki Co Ltd. The National Stock Number assigned to this part is 5310016607026, and the Federal Supply Class is 5310 Nuts And Washers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 688 45383 02 00.