Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PVC 601 03621 found under Wye True Pipe by Charlotte Pipe And Foundry Co. The National Stock Number assigned to this part is 4730016307902, 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 PVC 601 03621.