4 Pipe Size Connectors | McMaster-Carr

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Stainless Steel

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Expansion Joint

Reducing Adapter

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Cut-to-Angle Elbow

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Socket-Connect Union

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Stainless Steel

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Acetic Acid (White Vinegar) (5% Concentration)

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Corrugated Pipe

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Threaded on Both Ends

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Stainless Steel

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Stainless Steel

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1,427 Products

Fluid Handling

Pipe Fittings

Form threaded, barbed, flanged, and other types of connections between lengths of pipe

Pipe Nipples and Pipe

Pipe Nipples and Pipe

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

Pipe Flanges

Create an access point in a line by bolting two same-size flanges together with a gasket

Pipe Fitting Clamps

Pipe Fitting Clamps

Connect easy-access and grooved-end pipe fittings to pipe

Expansion Joints

Expansion Joints

Reduce stress, vibration, and noise in piping systems by absorbing movement

Pipe Caps

Cover the ends of pipe to keep out dirt and debris

Pipe Bleed Rings

Pipe Bleed Rings

Access inside a pipe line to vent pressure, drain liquid, and take samples

Hose Fittings

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

Hose

Flexible and stronger than tubing; often used to convey liquids and gases under pressure

Tube Fittings

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

On-Off Valves

Start and stop flow through a line

Orifice Valves

Restrict the flow of liquids and gases to precisely control rate and pressure

Valve Union Fittings

Valve Union Fittings

Mating parts join valves to a line for quick connection and removal

Electrical

Conduit Box Connectors

Conduit Box Connectors

Attach conduit to a knockout in electrical boxes

Conduit-to-Conduit Connectors

Conduit-to-Conduit Connectors

Join pieces of conduit

Conduit Locknuts

Conduit Locknuts

Secure threaded conduit fittings to knockouts in electrical boxes

Building and Machinery Hardware

Grommets

Protect wire, cable, and cords from holes with sharp or rough edges

Material Handling

Beam Clamps

Secure lines of pipe and duct, overhead equipment, and lighting fixtures to beam flanges

Containers, Storage, and Furniture

Drum Plug Caps

Access inside drums to fill them

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)