Flexible Couplings | McMaster-Carr

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Shaft Diameter

Shaft Type

System of Measurement

Overall Length

For Shaft Misalignment Type

Material

Shaft Mount Type

Construction

Maximum Torque

Pipe Size

Keyway Width

Shaft Coupling Motion

Fitting Type

Shaft Coupling Flexibility

Flexible

Rigid

Flexible Shaft Coupling Cut Style

Parallel

Spiral

Keyway Depth

Shape

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

DFARS Specialty Metals

Exempt

Set Screw Material

Stainless Steel

Steel

Export Control Classification Number (ECCN)

1C998

2B999

EAR99

Clamping Screw Material

For Pipe OD

Maximum Rotation Speed

2,442 Products

Power Transmission

Shaft Couplings

Connect two shafts to transfer rotary motion from one to the other

1,414 products

U-Joints

Transfer torque between shafts at an angle; handle more torque and misalignment than flexible shafts

174 products

Flexible Shafts

Snake around curves and obstructions to transmit rotary motion along any path

41 products

Shear Couplings

Sever the connection between shafts when there's too much torque to protect parts from breaking

22 products

Torque Limiters

Keep torque at or below a set limit to control tension or braking or protect machinery from overload

112 products

Fluid Handling

Pipe Fittings

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

105 products

Expansion Joints

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

159 products

Pipe Caps

Cover the ends of pipe to keep out dirt and debris

9 products

Building and Machinery Hardware

Control Cables

Weave around obstructions to operate valves, throttles, and other machinery from a distance

84 products