Plug Valve Lockout For Maximum Valve Stem Diameter 2 1/2 in For Minimum Valve Stem Diameter 2 3/16 in For Maximum Padlock Shackle Diameter 3/8 in For Use With Manually-Actuated Plug Valves with a Stem Legend Danger Locked Out Do Not Operate Lockout Color Red Lockout Material Polypropylene Maximum Number of Padlocks 1 Maximum Temperature 175 Degrees F Minimum Temperature 0 Degrees F Outside Diameter 4.71 in Overall Height 4.39 in Resistance Properties Tamper Resistant