Overload Protection Couplings | McMaster-Carr

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System of Measurement

Shaft Diameter

Shaft Type

Maximum Torque

Less than 1,000 in·lbf

1,000 in·lbf to 1,999 in·lbf

2,000 in·lbf to 3,999 in·lbf

4,000 in·lbf to 9,999 in·lbf

10,000 in·lbf or greater

Drive Type

Torque

Less than 1,000 in·lbf

1,000 in·lbf to 1,999 in·lbf

2,000 in·lbf to 3,999 in·lbf

4,000 in·lbf to 9,999 in·lbf

10,000 in·lbf or greater

For Shaft Misalignment Type

No Misalignment

Engagement Type

Clutch Type

Maximum Rotation Speed

Drive Direction

Clockwise and Counterclockwise

Clockwise or Counterclockwise

Counterclockwise

Shaft Mount Type

Rotation Speed

Less than 1,000 rpm

1,000 rpm to 1,499 rpm

1,500 rpm to 1,799 rpm

1,800 rpm to 1,999 rpm

2,000 rpm or greater

Construction

Maximum Power

Keyway Width

Material

18-8 Stainless Steel

Voltage

Keyway Depth

RoHS

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

How can we improve?

192 Products

Power Transmission

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

Brakes

Control how much and how quickly your drive system slows down

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