Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SW10-2WAY found under Humidifier Warm Air Heating Syst by Elno Gmbh. The National Stock Number assigned to this part is 4520000542160, 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 SW10-2WAY.