eMT SET SCREW COUPLING EMT SET SCREW COUPLING Material & Finish: Steel & Electro Galvanized Standard: ANSI C80.3 Straight Length Ordering: Item Code Trade Size (inch) Body Length (inch) Diameter (inch) ESCG-0012 1/2″ 1.75 0.84 ESCG-0034 3/4″ 2.13 1.08 ESCG-0100 1″ 2.50 1.31 ESCG-0112 1-1/4″ 3.25 1.69 ESCG-0112 1-1/2″ 3.75 1.94 ESCG-0200 2″ 4.00 2.38 ESCG-0212 2-1/2″ 4.25 3.13 ESCG-0300 3″ 4.5 3.75 ESCG-0400 4″ 5 4.75