Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 8N-0339 found under Dampener Vibration by Caterpillar Inc. The National Stock Number assigned to this part is 2815015177063, and the Federal Supply Class is 2815 Diesel Engines And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 8N-0339.