Shaft Connectors | McMaster-Carr

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System of Measurement

Shaft Diameter

Shaft Type

Material

Overall Length

Construction

Shank Thread Size

Shaft Mount Type

For Shaft Misalignment Type

Rod End Type

Shank Gender

Keyway Width

Maximum Torque

Less than 10,000 in·lbf

10,000 in·lbf to 19,999 in·lbf

20,000 in·lbf to 29,999 in·lbf

30,000 in·lbf to 39,999 in·lbf

40,000 in·lbf or greater

Shank Center Length

For Rotary Motion

Shaft Coupling Flexibility

Flexible

Rigid

RoHS

Compliant

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

Export Control Classification Number (ECCN)

1C998

1C999

EAR99

DFARS Specialty Metals

Thread Size

Maximum Rotation Speed

Overall Thickness

Shank Thread Direction

4,629 Products

Power Transmission

Shaft Couplings

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

2,110 products

Shaft Coupling Covers

Shield rigid shaft couplings from dirt, water, and lubricants to extend their life

13 products

Shaft Adapters

Increase or reduce your shaft's diameter to fit equipment, or replace damaged shaft ends

54 products

U-Joints

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

181 products

Bore Reducers

Adapt the bore of a component to a smaller size for mounting on a shaft

31 products

Machinable Shaft Ends

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

56 products

Shear Couplings

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

21 products

Rod Ends

Use with connecting rods to support loads and control steering, tensioning, or pivoting motion

1,621 products

Rod End Nuts

Attach to rods, pipe, and tubing to make pivot and hinge points

8 products

Rod End Inserts

Attach to rod ends to increase the amount of misalignment they can handle

29 products

Torque Limiters

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

112 products

Clutch/Brakes

Control when to transmit power with a clutch and when to hold a load in place with a brake

5 products

Bearing Adapter Sleeves

Close gaps between your bearing and shaft for a tight fit

29 products

Gas Spring End Fittings

Connect gas springs to mounting studs and brackets

73 products

Building and Machinery Hardware

Joint Covers

Shield rotating joints to keep lubricants in and contaminants out

24 products