The Medium Blind Flange Lockout Device provides a safe and easy-to-use pipeline lockout solution. The device is made from coated aluminum with a hardened steel rod and accepts up to 8 padlocks. The adjustable cup ensures a secure fit when locked in place with a lockout padlock. Performs in temperatures from -40 to 200 degrees Fahrenheit. Fits nut diameters from 1-1/4" to 1-7/8" and pipe diameters from 3-1/2" to 12".