Flanged Couplings | McMaster-Carr

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2,781 Products

Fluid Handling

Pipe Flanges

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

Expansion Joints

Expansion Joints

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

Pipe Fitting Clamps

Pipe Fitting Clamps

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

Pipe Fittings

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

Pipe Caps

Cover the ends of pipe to keep out dirt and debris

Tube Fittings

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

Hose Fittings

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

Orifice Valves

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

Power Transmission

Ball Bearings

Create less friction than other bearings for use at high speeds

Linear Bearings

Linear Bearings

Minimize friction as parts move along a shaft

Bearing Housings

Bearing Housings

Mount your own bearings in place

Roller Bearings

Roller Bearings

Support higher loads than ball bearings, but run at lower speeds

Plain Bearings

With no moving parts, the simplest type of bearing

Machinable Shaft Ends

Machinable Shaft Ends

Mill custom pulleys, threaded hubs, sprockets, collars, and sensor targets and mount them to shafts

Lead Screw Nuts

Lead Screw Nuts

Mate with lead screws to move components in a straight line

Spline Bearings

Spline Bearings

Add to splines to transfer rotary power or move loads along the shaft

Lead Screw Nut Flanges

Lead Screw Nut Flanges

Pair with lead screw nuts to make custom flange nuts that move items along lead screws

Ball Screws and Nuts

Ball Screws and Nuts

Internal ball bearings roll on screws for low friction when moving components at high speeds

Building and Machinery Hardware

Slip-On Framing and Fittings

Slip-On Framing and Fittings

Insert rails into fittings and tighten screws to make guards, railings, and racks

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