Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 674156 found under Adapter Power Suppl by L Tec Welding And Cutting Systems. The National Stock Number assigned to this part is 6130011743754, and the Federal Supply Class is 6130 Converters Electrical Non Rotating. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 674156.