From the Manufacturer Arlington EMT75-100 Insulating Bushing for Electrical Metal Tubing, EMT Bushing, White, 3/4-Inch, 100-Pack Arlington's EMT insulating bushings protect cables from abrasion by EMT. Power, cable TV, computer data lines, telephone/modem, audio cables, alarm systems, security systems, all have wire that can be ripped and torn by EMT tubing during installation. An insulation bushing is used to protect these wires. Meets 2005 NEC code requirements for 300-15C protection. Listed for use in environmental air handling spaces per 2005 NEC code requirements 300-22 C. 3/4-Inch 100-Pack of insulating bushings An insulation bushing is used to protect wires from damage caused by tubing Bushings protect cables from abrasion by EMT Arlington Industries Innovates to make work easy UPC 018997122056 018997108432 ASIN B00422M1RC Color White Model EMT75-100 Terminal Bushing Stud Size 3-1/2 inches Brand Name ARLINGTON Unit Count 100.0 Count Item Weight 0.5 Pounds Part Number EMT75 Manufacturer Arlington Industries Material Type Metal Connector Type Ring Maximum Voltage 120 Volts (AC) Number of Items 1 Connector Gender Female Contact Material Beryllium Copper Temperature Rating 257 degree fahrenheit Warranty Description Limited warranty protects from manufacturers defects. Insulation Material Type Plastic Item Dimensions L x W x H 7.7 L x 5.3 W x 3.7 H Global Trade Identification Number 00018997108432