Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number ARC-1200 found under Welder Arc Stud by Nelson Co. The National Stock Number assigned to this part is 3431014337961, and the Federal Supply Class is 3431 Electric Arc Welding Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like ARC-1200.