Blind Flange Lockout Device For Maximum Flange Width 14 in For Maximum Nut Diameter 2 1/4 in For Maximum Padlock Shackle Diameter 7/25 in For Maximum Pipe Size 14 in For Minimum Flange Width 3 in For Minimum Nut Diameter 29/32 in For Minimum Pipe Size 3 in Maximum Number of Padlocks 4 For Use With Pipeline Maintenance Lockout Color Red Lockout Material Aluminum/Steel Maximum Temperature 194 Degrees F Minimum Temperature -40 Degrees F Overall Height 17.6 in Overall Length 17.6 in