Specifications include, but are not limited to: Hardware shield, 4 IN X 4 IN, with NEMA 4 hole drilling, EHV, weldment, aluminum alloy 356-T6. Shield shall be designed for corona-free service within the voltage limitations on the bus through 500kV. All hardware shall be United States. Standard (English) (Non-Metric). Recommended Manufacturers: AFL GLOBAL 4040EHV; SEFCOR AA-1094; TRAVIS PTTRN 4X4EHV. Connector, bolted cable spacer, for 2 cables, EHV, weldment, aluminum alloy 356-T6. Connector shall maintain an 8 inch cable spacing. Connector shall accept 2000 MCM AAC conductors. Connector shall be designed for corona-free service within the voltage limitations on the bus through 345kV. Recommended Manufacturers: SEFCOR ASPC-49-8; TRAVIS PTTRN 110-123-CS-8- EHV(2000 AAC). COUPLER, WELDMENT, ALUMINUM, EHV, TUBE TO FLAT, BIFURCATING, ALUMINUM ALLOY 345-T6, FOR CONNECTING 6 INCH SCHEDULE 40 IPS TO TWO(2) EHV COMPRESSION TERMINALS TO FORM A BIFURCATING PIPECABLE JOINT. COUPLER SHALL BE DESIGNED FOR CORONA-FREE SERVICE WITHIN THE VOLTAGE LIMITATIONS ON THE BUS THROUGH 500KV. Recommended Manufacturers: SEFCOR WFTD-69-4B.