Pipe Connectors | McMaster-Carr

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Compressed Non-Asbestos Synthetic Fiber

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40,782 Products

Fluid Handling

Pipe Fittings

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

12,691 products

Pipe Nipples and Pipe

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

7,398 products

Pipe Flanges

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

1,167 products

Expansion Joints

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

159 products

Pipe Plugs

Insert into the ends of pipe to keep out dirt and debris

1,389 products

Pipe Fitting Clamps

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

20 products

Pipe Caps

Cover the ends of pipe to keep out dirt and debris

606 products

Rotary Unions

Transfer air, water, oil, and steam from supply lines to continuously revolving drums and rollers

105 products

Pipe Collars

Clamp pipe passing through floors and walls

24 products

Pipe Joiners

Connect heavy and difficult-to-position gasketed pipe without powered equipment

1 product

Pipe Bleed Rings

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

22 products

Tube Fittings

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

8,895 products

Tube Fitting Clamps

Quickly secure connections between tube fittings, including sanitary and high-vacuum fittings

145 products

Tube Fitting Nuts

Tighten to create a strong seal between tube and tube fittings

366 products

Tube Fitting Sleeves

Pair with nuts and fittings to form a secure connection on tubing

316 products

Tube Fitting Rings

Prevent leaks at tubing connection points

33 products

Tube Fitting Sleeve and Nut Kits

Everything you need to create a tight seal between a metal tube and a Yor-Lok fitting

31 products

Hose Fittings

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

4,362 products

Hose Nozzle Swivels

Rotate to prevent hose from kinking, twisting, and wearing

4 products

Manifolds

Distribute air or fluid to multiple places from a single source; also called headers

631 products

Junction Blocks

Organize and separate multiple lines in a pipe system; air and fluid flow through the threaded holes

88 products

Tube Crimpers

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

11 products

Orifice Valves

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

102 products

On-Off Valves

Start and stop flow through a line

3 products

Pressure Test Fittings

Create a temporary connection point for gauges and other testing equipment

28 products

Building and Machinery Hardware

Slip-On Framing Connectors

Tighten onto slip-on framing rails to build guards, railings, and racks

246 products

Clamp-On Framing Connectors

Two-piece design wraps around rails to modify structures without disassembling them

171 products

Facility and Grounds Maintenance

Faucet Spout Thread Adapters

Connect the female end of your garden hose to a faucet spout

4 products

Material Handling

Scaffold Clamps

Construct scaffolding and secure supports, such as railings

2 products

Fabricating and Machining

Clamps

Hold workpieces securely in place

14 products

Sealing

Drain Gaskets

Create a watertight seal between your drain and fixture without the mess of plumber's putty

3 products