MC TUFF Type MC Cable, Traditional Lightweight, With Ground And Neutral, 3 Conductors, 12 AWG Conductor And Ground, Solid Copper, Outside Diameter: 0.53 IN, 600 V, 90 DEG C (Dry), THHN Insulation, Polypropylene Tape Shield, Galvanized Interlocking Steel Strip (Blue Striped) Armor, Color: 408Y/277V: Brown, Purple, Gray, Green, 250 FT Coil, Weight: 186 LB/1000 FT, UL 83, 1479, 1569, 1581, 2556 File Number E80042, UL File Number R-14141, NEC 230.43, 300.22(C), 392, 396, 330, 501, 502, 503, 530, 504, 505, 518, 520, 530, 645, Federal Specification A-A-59544 (Formerly J-C-30B), Meets OSHA And HUD Requirements, ISO 9001 Certified