Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5ZS72PC35 found under Packing Nut by Ashcroft Inc. The National Stock Number assigned to this part is 4730007254502, and the Federal Supply Class is 4730 Hose Pipe Tube Lubrication And Railing Fittings. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 5ZS72PC35.