Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 838639-3 found under Retainer Helical Compression Spr by Volvo Penta Oceania. The National Stock Number assigned to this part is 5340013135060, and the Federal Supply Class is 5340 Hardware Commercial. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 838639-3.