Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SN63WRAP3 found under Solder Tin Alloy by American Society For Testing And. The National Stock Number assigned to this part is 3439000067764, 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 SN63WRAP3.