Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number WS C3850 48XS S found under Switch Electronic by Cisco Systems. The National Stock Number assigned to this part is 5930016595321, and the Federal Supply Class is 5930 Switches. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like WS C3850 48XS S.