Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number HTHP404004-0072 found under by Goldstein Schwartz Inc. The National Stock Number assigned to this part is 4720016562465, and the Federal Supply Class is 4720 Hose And Flexible Tubing. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like HTHP404004-0072.