Type K Copper Tubing | McMaster-Carr

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Connects To

Maximum Pressure @ Temperature

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DFARS Specialty Metals

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EAR99

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1,003 Products

How to Identify and Measure Fittings

Pipe size is an industry designation, not the actual size. View information about how to measure threaded and unthreaded pipe and pipe fittings.

High-Pressure Copper Tubing for Drinking Water

This Type K tubing has the thickest walls of all our copper tubing for drinking water. It withstands pressures up to 1,900 psi.

Solder-Connect Fittings for Copper Tubing

Solder these fittings to tubing for a permanent, leak-tight connection. They are also known as sweat fittings.

Cleaned and Bagged Solder-Connect
Fittings for Copper Tubing

When cleanliness is crucial to your application, choose these fittings that are individually cleaned and bagged to prevent contamination.

Press-Connect Fittings for Copper Tubing

Crimp these fittings to copper tubing with a crimping tool for a leak-tight connection that doesn’t require heat or soldering. They are comparable to Viega ProPress fittings.

Brass Push-to-Connect Fittings for Copper Tubing

Choose these metal fittings when you need better durability than our plastic push-to-connect fittings.

Plastic Push-to-Connect Fittings for Copper Tubing

Made of plastic, these fittings are lightweight compared to our brass push-to-connect fittings.

How to Identify and Measure Fittings

Tubing and Tube Fittings

High-Pressure Copper Tubing for Drinking Water

Solder-Connect Fittings for Copper Tubing

Cleaned and Bagged Solder-ConnectFittings for Copper Tubing

Press-Connect Fittings for Copper Tubing

Brass Push-to-Connect Fittings for Copper Tubing

Plastic Push-to-Connect Fittings for Copper Tubing

Cleaned and Bagged Solder-Connect
Fittings for Copper Tubing