Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number ASTM A228 found under Wire Nonelectrical by American Society For Testing And. The National Stock Number assigned to this part is 9505001997825, and the Federal Supply Class is 9505 Wire Nonelectrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like ASTM A228.