Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 6C5-14397-00-00 found under O Ring by Yamaha Nippon Gakki Co Ltd. The National Stock Number assigned to this part is 5331016600034, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 6C5-14397-00-00.