Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 641 8414 S335FL2 found under Distillation Unit W by Aqua Chem Inc. The National Stock Number assigned to this part is 4620012546688, and the Federal Supply Class is 4620 Water Distillation Equipment Marine And Industrial. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 641 8414 S335FL2.