Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 30315-20 found under Filter Element Fluid by Woodward Hrt Inc. The National Stock Number assigned to this part is 1650005134945, and the Federal Supply Class is 1650 Aircraft Hydraulic Vacuum And De-Icing System Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 30315-20.