Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number ENISO1580-M4X8-A2-50 found under Screw Machine by Comite Europeen De Normalisation. The National Stock Number assigned to this part is 5305144222096, and the Federal Supply Class is 5305 Screws. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like ENISO1580-M4X8-A2-50.