Couplings for 1 1/4" Shafts | McMaster-Carr

Filter by

System of Measurement

Shaft Diameter

Shaft Type

Keyway Width

For Shaft Misalignment Type

Construction

Maximum Torque

Material

OD

Overall Length

Keyway Depth

Shaft Mount Type

Shaft Coupling Motion

Length

Shaft Coupling Flexibility

Set Screw Material

Width

Number of Teeth

Number of Set Screws Included

Clamping Screw Material

REACH Compliance

RoHS Compliance

DFARS Compliance

How can we improve?

245 Products

Power Transmission

Shaft Couplings

Shaft Couplings

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

Shaft Adapters

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

Machinable Shaft Ends

Machinable Shaft Ends

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

U-Joints

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

Shaft Collars

Hold and position parts on a shaft, or limit shaft movement

Torque Limiters

Torque Limiters

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

Clutches

Start and stop the transmission of power to machinery

Chain and Belt Torque Limiters

Chain and Belt Torque Limiters

Prevent chain or belt damage from overloading; loads above the set torque trigger a stop

Bearing Adapter Sleeves

Bearing Adapter Sleeves

Close gaps between your bearing and shaft for a tight fit

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