Ask questions and do a lot of research via google, yahoo, bing etc. This regulator require little maintenance. It contains no user serviceable parts.
Do not try to repair it yourself. Any servicing requiring disassembly must be performed by a qualified repair technician. The item "Victor HSR 2370 inert gas flowmeter regulator cga 580 cutting torch" is in sale since Thursday, February 7, 2019. This item is in the category "Business & Industrial\CNC, Metalworking & Manufacturing\Welding & Soldering Equipment\Welding\Gas Regulators, Valves & Accessories". The seller is "torch_services" and is located in Phoenix, Arizona.
This item can be shipped to United States.