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This is a Flextron gas connector from their Yc38 series of connectors, which is designed for indoor and outdoor use with gas dryers and water heaters. It has an outer diameter of 1/2" and an inner diameter of 3/8" and is made of stainless steel coated with a yellow epoxy coating along the entire length of the connector. The coating gives it extra protection against corrosion when it comes in contact with chemicals that are typically found in households. On the ends of this 58" long connecter are nut fittings. The connector is rated for use in the temperature range of -40 f to 150 f and can be used up to a pressure of 0.5 psi. Please consult the product information for the flow capacity for this part, for natural gas. The part meets the amse A112.18.6 and ansi Z21.24, Z21.69 and Z21.75 gas appliances and manufactured homes standards. Each connector is 100% tested on leaks before it leaves the factory. The design has been tested on strength and it can withstand an internal hydrostatic pressure of 250 psi or 17 mpa without bursting or showing signs of leaks. It can also endure up to 30 bends without leaks in water at a depth of maximum 2 inches and withstands 15 twists of 90 degrees, without showing signs of corrosion. The connector can handle external temperatures of 800 f.
Flextron FTGC-YC38-60 58" Flexible Epoxy Coated Gas Line Connector with 1/2" Outer Diameter and Nut Fittings Yellow/Stainless Steel - B012TPUDP0