Locking Cylinder Cap Course Thread For Maximum Padlock Shackle Diameter 3/8 in For Neck Ring Diameter 3 7/8 in For Pressure Type Low For Thread Type Coarse For Valve Wheel Diameter Not Applicable Lockout Material Steel Maximum Number of Padlocks 1 Includes (1) Brass Padlock (1) Lockout Device (3) Keys Lockout Color Yellow Maximum Temperature 203 Degrees F Minimum Temperature -31 Degrees F Outside Diameter 3.858 in Overall Height 9.962 in Overall Width 54 in