Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number W98070-19 found under Seat Valve by Elliott Company. The National Stock Number assigned to this part is 4820003903763, 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 W98070-19.