Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NBR-DN100-YELLOW found under by Elaflex Gummi Ehlers Gmbh. The National Stock Number assigned to this part is 4730013031104, 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 NBR-DN100-YELLOW.