Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number HZ9660K24-DPUBST found under Filter Fluid by Pall Industrial Hydraulics Corp. The National Stock Number assigned to this part is 4330013905985, and the Federal Supply Class is 4330 Centrifugals Separators And Pressure And Vacuum Filters. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like HZ9660K24-DPUBST.