Chain Idlers | McMaster-Carr

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172 Products

Idler Sprockets

Wear-Resistant Idler Sprockets
for ANSI Roller Chain

Wear-Resistant Idler Sprockets for ANSI Roller Chain

Hardened teeth give these steel sprockets increased wear resistance for a long service life.

Idler Sprockets for ANSI Roller Chain

Idler Sprockets for ANSI Roller Chain

These sprockets are made of steel.

Lightweight Idler Sprockets for ANSI Roller Chain

Lightweight Idler Sprockets for ANSI Roller Chain

Made of nylon, these sprockets are lightweight, quiet, and corrosion resistant.

Wear-Resistant Wide-Hub Idler
Sprockets for ANSI Roller Chain

Wear-Resistant Wide-Hub Idler Sprockets for ANSI Roller Chain

Hardened teeth give these steel sprockets increased wear resistance for a long service life.

Wide-Hub Idler Sprockets for ANSI Roller Chain

Wide-Hub Idler Sprockets for ANSI Roller Chain

A wide hub provides these sprockets with stability under heavy loads.

Idler Sprockets for Metric Roller Chain

Idler Sprockets for Metric Roller Chain

Keep constant tension on your drive with these sprockets that press against your metric ISO roller chain to take up slack and reduce wear and vibration.

Idler Sprockets for Double-Strand ANSI Roller Chain

Idler Sprockets for Double-Strand ANSI Roller Chain

These idler sprockets have two rows of teeth for use with double-strand ANSI roller chain.

Belts and Pulleys

Flat-Belt Idler Pulleys

Flat-Belt Idler Pulleys

These pulleys spin freely on built-in bearings to maintain tension for reduced wear and vibration.

V-Belt Idler Pulleys

V-Belt Idler Pulleys

These pulleys spin freely on built-in ball bearings to maintain tension for reduced wear and vibration.

Round-Belt Idler Pulleys

Round-Belt Idler Pulleys

These pulleys spin freely on built-in bearings to maintain tension for reduced wear and vibration.

High-Strength HTD Timing Belt Idler Pulleys

High-Strength HTD Timing Belt Idler Pulleys

Keep high torque drive (HTD) timing belt systems running tightly with these idler pulleys. Made with built-in, free-spinning ball bearings, they're installed on shafts or belt tensioners to remove slack from timing belts.

Idler Wheels for Conveyor Chain Belts

Idler Wheels for Conveyor Chain Belts

Idler Wheels for Conveyor Chain Belts

Idler wheels keep the belt moving and prevent sagging.

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