Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DIN 127 A5 FE ZN5 found under Washer Spring Tensi by Real Time Laboratoriesllc. The National Stock Number assigned to this part is 5310016020426, and the Federal Supply Class is 5310 Nuts And Washers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like DIN 127 A5 FE ZN5.