Copper Pipe Connectors | McMaster-Carr

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2,790 Products

About Pipe and Fittings

Measure your pipe and fittings to identify their pipe size, thread size, schedule, and thread type. Then, find compatible components.

Pipe and Fittings

Drain, Waste, and Vent Pipe and Fittings

Drain, Waste, and Vent PVC Clamp-On Pipe Fittings for Water

Clamp onto pipe for a strong seal and easy assembly

103 products

Drain, Waste, and Vent Iron and Steel Pipe Fittings

Durable enough for pipe systems above and below ground; also called no-hub and soil pipe fittings

3 products

Galvanized Iron and Steel Unthreaded Pipe and Fittings

Low-Pressure Galvanized Iron and Steel Clamp-On Pipe Fittings

Tighten the bolts to join pipe in air, vacuum, and gravity-flow systems up to 15 psi

28 products

Brass and Bronze Threaded Pipe and Fittings

Standard-Wall Brass and Bronze Threaded Pipe Nipples and Pipe

Pair with low-pressure fittings; also known as Schedule 40

438 products

Low-Pressure Brass and Bronze Threaded Pipe Fittings

For pressures up to 300 psi

99 products

Standard-Wall Brass and Bronze Threaded Pipe Nipples and Pipe Assortments for Drinking Water

Keep various lengths of NSF/ANSI-rated pipe on hand

11 products

Low-Pressure Brass and Bronze Threaded Pipe Flanges

Create an access point in lines up to 225 psi; also known as Class 150 flanges

5 products

Copper Threaded Pipe and Fittings

Low-Pressure Copper Threaded Pipe Fittings

For pressures up to 200 psi

9 products

Standard-Wall Copper Threaded Pipe Nipples and Pipe

Pair with low-pressure fittings; also known as Schedule 40

3 products

Iron and Steel Threaded Pipe and Fittings

Low-Pressure Threaded Pipe Fittings for Joining Dissimilar Metals

A plastic sleeve prevents corrosion when connecting different types of metal

13 products

Low-Pressure Iron and Steel Threaded Pipe Fittings

For pressures up to 300 psi

64 products

Galvanized Iron and Steel Threaded Pipe and Fittings

Standard-Wall Galvanized Iron and Steel Threaded Pipe Nipples and Pipe for Joining Dissimilar Metals

A plastic sleeve prevents corrosion when connecting different types of metal

11 products

Stainless Steel Threaded Pipe and Fittings

Low-Pressure Stainless Steel Threaded Pipe Fittings

For pressures up to 500 psi

44 products

Brass and Bronze Unthreaded Pipe and Fittings

Standard-Wall Brass and Bronze Unthreaded Pipe Nipples and Pipe

Braze to low-pressure pipe and fittings for a strong, leak-free connection; known as Schedule 40

32 products

Low-Pressure Brass and Bronze Braze-Socket Pipe Fittings

Braze to pipe for a strong connection in lines up to 200 psi; also known as Silbraze fittings

35 products

Low-Pressure Brass and Bronze Unthreaded Pipe Flanges

Create an access point in lines up to 225 psi; also known as Silbraze flanges

10 products

Copper Unthreaded Pipe and Fittings

Low-Pressure Copper Butt-Weld Pipe Fittings

Beveled ends help create strong welds for maximum flow in low-pressure lines

18 products

Standard-Wall Copper Unthreaded Pipe Nipples and Pipe

Pair with low-pressure fittings

18 products

Stainless Steel Unthreaded Pipe and Fittings

Easy-Access Low-Pressure Stainless Steel Clamp-On Pipe Fittings

Turn the T-handle to tighten and loosen without tools

9 products

Plastic Pipe and Fittings

Thick-Wall Plastic Pipe Fittings for Water

Withstand heavy duty applications, such as water processing; also known as Schedule 80

22 products

Other Products

Tube Fittings

Make threaded, push to connect, barbed, and other types of connections between lengths of tube

1,267 products

Hose Fittings

Create threaded, barbed, quick-disconnect, and other types of connections between lengths of hose

42 products

Manual On-Off Valves

Start and stop flow through a line

317 products

Tube Crimpers

Create a leak-tight seal between tubing and fittings without heat or solder

11 products

Solenoid On-Off Valves

A solenoid withstands rapid cycling for applications with frequent opening and closing

61 products

Air-Actuated On-Off Valves

Operate on compressed air to start and stop flow faster than motor-driven valves

30 products

Pipe Wrenches

Grasp and turn pipe, conduit, and fittings

19 products