Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 16740-ZW5-003 found under Vacuum Control Valve Emission Co by Slidell Marine Inc. The National Stock Number assigned to this part is 2990015093430, and the Federal Supply Class is 2990 Miscellaneous Engine Accessories Nonaircraft. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 16740-ZW5-003.