Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D14320-003 found under Ring Retaining by Siemens Energy And Automation Inc. The National Stock Number assigned to this part is 5325011042702, and the Federal Supply Class is 5325 Fastening Devices. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like D14320-003.