Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 39-70124 found under Riveting Machine Impact Type Pne by U S Air Tool Co Inc. The National Stock Number assigned to this part is 3448014299489, and the Federal Supply Class is 3448 Riveting Machines. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 39-70124.