OZ-Gedney Ground-Tite Type 4Q-LT Grounding Liquid Tight Straight Connector With Lug, Size: 2-1/2 IN, Connection: Tapered MNPT Hub, Conductor Range: 1 - 4/0 AWG, Malleable Iron Body and Nut, Steel Ferrule, Finish: Zinc Electroplated, NEMA Rating: NEMA 4, Insulated Throat, Hazardous Location, 4-5/8 IN Width, 2.938 IN Height, 2-3/4 IN Turning Radius Gland Nut, Third Party Certification: UL File Number E-24264, CSA 9795, Applicable Third Party Standards: UL 467, CSA C22.2 No.41, Federal Specification W-F-406E, NEMA : FB-1, Class I, Division 2 Per NEC 501.4(B), Class I, Zone 2 Per NEC 505.15(C)(2), Class II, Division 1 Per NEC 502.4(A)(1)(e), Class II, Division 2 Per NEC 502.4(B)(2), Class III, Division 1 Per NEC 503.3(A)(2), Class III, Division 2 Per NEC 503.3(B), Intrinsically Safe Per NEC 504.20, For Liquidtight Flexible Metal Conduit