Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 219A137 found under Ring Retaining by Jayem Aerospace Corporation. The National Stock Number assigned to this part is 5325009375559, 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 219A137.