Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number OR6.5X1.5VITX found under O Ring by Parker Hannifin Corporation. The National Stock Number assigned to this part is 5331016233044, 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 OR6.5X1.5VITX.