Also known as: rr.
RR has various meanings in the Automotive category. Discover the full forms, definitions, and usage contexts of RR in Automotive.
The act or process of circulating again or causing something to circulate agai
AutomotiveA device for controlling the delivery of welding or cutting gas at some substantially constant pressure. A term used to describe a valve or device that limits the pressure in a passage A device that is used to control the voltage of a circuit by raising and lowering it. Howard Industries is a manufacturer of Regulators. A term used to describe a valve or device that limits the pressure in a passage. Regulator a controller designed to main-tain the state of the controlled variable at a constant value, despite fluctuations of the load.
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