Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number METCO 101B-NS found under Welding Powder Metallic Overlay by Sulzer Metco Us Inc. The National Stock Number assigned to this part is 3439014078163, and the Federal Supply Class is 3439 Miscellaneous Welding Soldering And Brazing Supplies And Accessories. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like METCO 101B-NS.