Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number OR105X5-72NBR 872 found under O Ring by Freudenberg Simrit Gmbh And Co Kg. The National Stock Number assigned to this part is 5331121545942, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like OR105X5-72NBR 872.