Metric Shaft Couplings | McMaster-Carr

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System of Measurement

Shaft Diameter

6.000 mm to 10.000 mm

6.000 mm to 12.000 mm

6.000 mm to 16.000 mm

6.000 mm to 20.000 mm

7 mm

8 mm

9 mm

9.500 mm to 25.000 mm

9.500 mm to 30.000 mm

9.500 mm to 35.000 mm

Shaft Type

Construction

Overall Length

Shaft Mount Type

Material

For Shaft Misalignment Type

Keyway Width

For Rotary Motion

Keyway Depth

Maximum Torque

Less than 10,000 in·lbf

10,000 in·lbf to 19,999 in·lbf

Not Rated

Shaft Coupling Flexibility

Length

Diameter

Set Screw Material

Number of Set Screws Included

Flexible Shaft Coupling Cut Style

Parallel

Spiral

Clamping Screw Material

Stainless Steel

Steel

Number of Clamping Screws Included

RoHS

Compliant

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

DFARS Specialty Metals

Compliant

Exempt

Not Compliant

Export Control Classification Number (ECCN)

2,967 Products

Power Transmission

Shaft Couplings

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

1,175 products

U-Joints

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

18 products

Shaft Collars

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

1,030 products

Rod Ends

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

556 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

5 products

Rod End Seals

Keep dirt out and lubrication in to extend the life of rod ends

8 products

Torque Limiters

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

14 products

Rod Alignment Couplers

Reduce wear on bearings and seals by flexing when the cylinder and load aren't precisely even

32 products

Fastening and Joining

Threaded Rod Collars

Hold and position parts on a threaded rod

10 products