Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 190D8-26-8 found under Valve Flow Regulato by Parker Hannifin Corporation. The National Stock Number assigned to this part is 5420009874867, and the Federal Supply Class is 5420 Bridges Fixed And Floating. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 190D8-26-8.