Connect, extend, or repair your black iron gas piping system with this B&K 3/8" Black Pipe Coupling, built from durable malleable iron with precision-cut female NPT threads for a secure, leak-resistant seal. Ideal for natural gas, LP gas, steam, and general-purpose plumbing applications, this coupling is a staple component for both residential and commercial installations.Whether you're installing new lines, upgrading appliances, or making repairs, this heavy-duty fitting offers consistent performance and long-lasting durability.⭐ Key Features3/8" Female NPT Coupling for black iron and steel gas pipeHeavy-duty malleable iron constructionPrecision NPT threads ensure a tight, reliable connectionSuitable for natural gas, propane, air, and low-pressure systemsCorrosion-resistant black steel finishCompatible with all standard black pipe and fittings⭐ Ideal ApplicationsGas lines for furnaces, boilers, heaters & appliancesResidential & commercial propane/natural gas installationsAir compressor plumbingSteam and hydronic line connectionsGeneral black iron piping projects⭐ SpecificationsBrand: B&K LLCSize: 3/8"Material: Black IronConnection: Female NPT × Female NPTDLP #: 1K589Condition: Brand NewThis coupling is a professional-grade component trusted by contractors, HVAC techs, and plumbers for dependable performance in demanding applications.

Important Notice – Propane Parts, Accessories, and Regulators

This product, including but not limited to propane parts, accessories, fittings, hoses, valves, and regulators, must be installed and serviced by a licensed professional in accordance with all applicable local, state, and federal codes, regulations, and standards.

The seller assumes no responsibility for the installation, inspection, application, maintenance, or use of this product.

It is the sole responsibility of the buyer to ensure the product is appropriate for their intended application and that it is installed correctly by a qualified individual.

Improper installation, maintenance, or use of propane products may result in serious injury, death, fire, explosion, or property damage.

The buyer accepts all risks, liabilities, and potential consequences associated with the use of this product.

By purchasing this item, the buyer acknowledges that they have read, understood, and agreed to these terms and confirm that installation and use will be conducted by a properly licensed and qualified professional.