Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S28 1C4 8EMA found under Coupling Half Quick Disconnect by Snap Tite Inc. The National Stock Number assigned to this part is 4730013158159, and the Federal Supply Class is 4730 Hose Pipe Tube Lubrication And Railing Fittings. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like S28 1C4 8EMA.