Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number N7-EK04-04MBX04MB found under Hose Special by Bingham Mfg Inc. The National Stock Number assigned to this part is 4720011732274, 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 N7-EK04-04MBX04MB.