Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 019-11812 found under Ring Retaining by Risoinc. The National Stock Number assigned to this part is 5325014627512, 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 019-11812.