Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 0KQ768 found under Valve Regulating Fl by Hydro Engineering Inc. The National Stock Number assigned to this part is 4820016303421, 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 0KQ768.