Friction Discs | McMaster-Carr

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System of Measurement

Thickness

Width

Shaft Diameter

Length

Construction

Friction Rating

Maximum Coefficient of Friction

Maximum Pressure

Performance

DFARS Specialty Metals

REACH

RoHS

Export Control Classification Number (ECCN)

Maximum Temperature

Maximum Rubbing Speed @ Pressure

Shaft Type

Torque

0 ft·lbf to 25 ft·lbf

0 ft·lbf to 50 ft·lbf

0 ft·lbf to 75 ft·lbf

0 ft·lbf to 150 ft·lbf

1 ft·lbf to 6 ft·lbf

2 ft·lbf to 12 ft·lbf

5 ft·lbf to 35 ft·lbf

7 ft·lbf to 50 ft·lbf

11 ft·lbf to 100 ft·lbf

13 ft·lbf to 175 ft·lbf

18 ft·lbf to 190 ft·lbf

20 ft·lbf to 285 ft·lbf

24 ft·lbf to 320 ft·lbf

25 ft·lbf to 60 ft·lbf

26 ft·lbf to 440 ft·lbf

Torque Limiter Type

Keyway Width

Keyway Depth

Overall Width

For Maximum Sprocket or Pulley Width

For Shaft Misalignment Type

281 Products

Power Transmission

Brake and Clutch Lining

Replace the lining in brakes and clutches; also known as friction material

145 products

Torque Limiters

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

28 products

Clutch/Brakes

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

2 products

Chain and Belt Torque Limiters

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

80 products