Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CP5881W found under Packing Assembly by Pentair Pump Group Inc. The National Stock Number assigned to this part is 5330008726176, and the Federal Supply Class is 5330 Packing And Gasket Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like CP5881W.