Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number EA-18533-5 found under Manifold Assy Pneum by Fairchild Industries Inc. The National Stock Number assigned to this part is 4820014746526, 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 EA-18533-5.