Numbers and Titles



IncludesDevices for LAN, WAN, and radio security and communications.
Alternate Terms/AbbreviationsLAN: local area network. WAN: wide area network. MAS: multiple address system.
See25 10 00 for integrated automation network equipment. 27 21 00 for network equipment for data centers.
40 66 13Switches and Routers
40 66 16Firewall Hardware
40 66 19Media Converters
40 66 23Frame Relay Equipment
40 66 26Device Network Equipment
40 66 33Metallic and Fiber-Optic Communication Cabling and Connectors
40 66 36Process Instrumentation Networks
40 66 43Wireless Network Systems
40 66 53Multiple Address Radio Equipment
40 66 56Point-to-Point Radio Equipment
40 66 63Antennas
40 66 66Monopoles and Towers
40 66 73Satellite Communication Equipment