Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TYE5057A3-2 found under Insert Panel Fastener by Young Engineers Inc The. The National Stock Number assigned to this part is 5325013419562, 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 TYE5057A3-2.