Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 947893-4 found under Cock Drain by Volvo Penta Oceania. The National Stock Number assigned to this part is 4820012012604, and the Federal Supply Class is 4820 Valves Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 947893-4.