Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MK602-184980I-5 found under Stem Fluid Valve by W And O Supply Inc. The National Stock Number assigned to this part is 4820014302633, 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 MK602-184980I-5.