Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DUR0TEC19910 found under Welding Powder Metallic Overlay by Eutectic Corp. The National Stock Number assigned to this part is 3439003000540, 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 DUR0TEC19910.