Flashback Arrestor Component, Oxygen Fuel Gas, Regulator Adaptor, 9 16 in to 18 TPI no checkout brazing and welding Protects painted and brazing and welding Protects painted and finished surfaces from discoloration due to adjacent torch operations Unique gelled formula sticks to surfaces without dripping or running off Clear brass 5 minutes and stainless steel 15 minutes Can tolerate slight contaminations of industrial oils Suitable for all metal fasteners Breakaway torque on M10 bolts of 26 Nm regulators Color coded for gas service to provide added safety Internal check valves designed to prevent reverse flow and accidental mixing of oxygen and fuel gases Torch and regulator models provide downstream and upstream protection 10 in maximum cutting capacity For stopping flashbacks by preventing ignition of mixed gases and to protect equipment such as hoses