If the application that the fitting is being used in goes beyond the specified limits of the O-ring (-40°F to 300°F / -40°C to 150°C) then there will be an increased likelihood that a leak can occur.
If the application that the fitting is being used in goes beyond the specified limits of the O-ring (-40°F to 300°F / -40°C to 150°C) then there will be an increased likelihood that a leak can occur.