Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 51070-1-001-24 found under Bolt Square Neck by Erie Engineered Products Inc. The National Stock Number assigned to this part is 5306011573373, and the Federal Supply Class is 5306 Bolts. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 51070-1-001-24.