Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5890-11 found under Wire Nonelectrical by Sargent Welch Scientific Co. The National Stock Number assigned to this part is 9545002414139, and the Federal Supply Class is 9545 Plate Sheet Strip Foil And Wire Precious Metal. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 5890-11.