Motor Adapters | McMaster-Carr

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System of Measurement

Shaft Diameter

Shaft Type

Material

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Unit Price

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For Shaft Misalignment Type

Shaft Mount Type

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Less than 1,000 in·lbf

1,000 in·lbf to 9,999 in·lbf

10,000 in·lbf to 19,999 in·lbf

20,000 in·lbf to 29,999 in·lbf

30,000 in·lbf or greater

Keyway Width

For Rotary Motion

Shaft Coupling Flexibility

Flexible

Rigid

Export Control Classification Number (ECCN)

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DFARS Specialty Metals

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Clamping Screw Material

Keyway Depth

Maximum Rotation Speed

Number of Clamping Screws Included

Set Screw Material

Clamping Screw Type

2,635 Products

Pump-to-Motor Mount Adapters

Hydraulic Pump-to-Motor Mount Adapters

Mount motors to hydraulic pumps to reduce noise and guard shaft and coupling connections

21 products

Other Products

Shaft Couplings

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

2,110 products

Shaft Adapters

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

54 products

Motor Shaft Arbors

Mount abrasive discs to the shafts of bench-top motors, grinders, and buffers

8 products

Machinable Shaft Ends

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

56 products

Sanding Sleeve Drums

Convert grinders or hand-held power tools into sanding tools

8 products

Clutch/Brakes

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

2 products

Torque Limiters

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

112 products