Pulley Belts | McMaster-Carr

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System of Measurement

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Belt Trade Size

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Ferrite Ceramic

Stainless Steel

For Maximum Belt Width

OD

V-Belt Type

Adjustable Length

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DFARS Specialty Metals

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Reinforcement Material

Polyester Plastic

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How can we improve?

5,413 Products

Power Transmission

Timing Belts

Keep your drive system in sync with teeth that mesh with matching pulleys

V-Belts

Wedge-shaped grooves adjust for misalignment while transferring power from a rotating shaft

Round Belts

Flexible to send rotary power between unparallel shafts

Timing Belt Drive Pulleys

Timing Belt Drive Pulleys

Pair with a timing belt to keep your drive system in sync

V-Belt Drive Pulleys

V-Belt Drive Pulleys

Pair with a V-belt to transfer motion from a rotating shaft

Flat Belts

Transmit high-speed rotary power; best for shafts that are aligned

V-Belt Idler Pulleys

V-Belt Idler Pulleys

Spin freely on built-in bearings to reduce wear and vibration on V-belts

Round Belt Drive Pulleys

Round Belt Drive Pulleys

Mount directly onto a shaft and pair with round belts to transmit rotary motion and torque

Timing Belt Pulley Stock

Timing Belt Pulley Stock

Machine your own timing belt pulleys to fit an exact width and shaft diameter

Round Belt Idler Pulleys

Round Belt Idler Pulleys

Spin freely on built-in bearings to reduce wear and vibration on round belts

Flat Belt Idler Pulleys

Flat Belt Idler Pulleys

Spin freely on built-in bearings to reduce wear and vibration on flat belts

Flat Belt Drive Pulleys

Flat Belt Drive Pulleys

Pair with a flat belt to transfer motion from a rotating shaft

Measuring and Inspecting

Sheave Gauges

Match your pulley or V-belt to one of the leaves to determine its size or wear

V-Belt Size Gauges

V-Belt Size Gauges

Insert your V-belt and pull the slide tight to determine its trade size

Material Handling

Conveyor Belts

Move loads along belt conveyors

Conveyor Belt Pulleys

Conveyor Belt Pulleys

Replace pulleys on conveyor belts or build new conveyor belts

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