Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SYB4138 found under Sleeve Nozzle Injector by Dcns Navires Armes Lorient. The National Stock Number assigned to this part is 2815013140143, and the Federal Supply Class is 2815 Diesel Engines And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SYB4138.