Dixon, 2MS2-B, M-Series 1/4" ARO Interchange Semi-Auto Brass Coupler 1/4" Standard Hose BarbSpecificationsRated pressure for connected Brass Coupler & Brass Plug: 300 PSI (20 bar) Maximum Working and 12,700 PSI (876 bar) BurstRated pressure for connected Brass Coupler & Steel Plug: 300 PSI (20 bar) Maximum Working and 12,400 PSI (855 bar) BurstConstructionMachined components are manufactured using solid bar stockStainless steel balls, retaining rings and springs maximize corrosion resistance and extend service lifeNitrile (Buna-N) seals are standardCompatibility & Interchange DataARO 210Parker 50-Series and Amflow Type 'B'Safety notesOperating pressure for couplings utilizing hose barb connections may be dramatically reduced to that of the hose rating and/or hose end connection combination. Consult hose manufacturer's catalog for hose end connection ratings. If in doubt, test under controlled conditions for suitability to applicationDixon cannot assume liability for misapplication of production resulting in equipment down-time, lost production, and/or personal injury including deathIt is important to be safe when installing quick disconnect couplings into a pneumatic circuit. Never install a pneumatic coupling directly into an air tool, use a piece of hose that is at least 18" long, between the tool and the coupling, to prevent damage to the coupling. To protect the operator, safety devices, such as a safety check valve and safety cable should be installed in case there is a hose or coupling failureWARNING: This product contains a chemical known to the State of California to cause birth defects or other reproductive harm. Do not use in connection with drinking water. Wash hands after handling.