Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number R0157083-0300 found under Lockspring Turnlock Fastener by Denel Vehicle Systems. The National Stock Number assigned to this part is 5325016546715, 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 R0157083-0300.