Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number RCKMNT 3550 1 5RU found under Hardware Kit Electronic Equipmen by Cisco Systems. The National Stock Number assigned to this part is 5340016516701, and the Federal Supply Class is 5340 Hardware Commercial. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like RCKMNT 3550 1 5RU.