Belt Tensioners | McMaster-Carr

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Shaft Diameter

1/32" to 11/32"

1/32" to 15/32"

1/32" to 17/32"

1/32" to 19/32"

1/32" to 21/32"

1/32" to 11/16"

1/32" to 13/16"

1/32" to 1 3/32"

For Maximum Belt Width

OD

Roller Chain Trade Number

Material

Stainless Steel

Belt Trade Size

System of Measurement

For Idler ID

Mounting Position

Tension Force

5 lbf to 30 lbf

7 lbf to 13 lbf

13 lbf to 19 lbf

13 lbf to 29 lbf

15 lbf to 40 lbf

Number of Teeth

Pitch

Belt Width

Thread Size

Width

Pulley Type

Number of Grooves

ID

Bore Type

Shaft Type

V-Belt Type

Tension Arm Length

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

RoHS

How can we improve?

1,801 Products

Power Transmission

Chain and Belt Tensioners

Chain and Belt Tensioners

Control tension on your roller chain or belt for smooth operation and a long service life

Flat Belt Idler Pulleys

Flat Belt Idler Pulleys

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

Timing Belt Drive Pulleys

Timing Belt Drive Pulleys

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

Timing Belt Idler Pulleys

Timing Belt Idler Pulleys

Add to your timing belt setup to minimize vibration and keep belts from wearing out

V-Belt Idler Pulleys

V-Belt Idler Pulleys

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

V-Belt Drive Pulleys

V-Belt Drive Pulleys

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

Flat Belt Drive Pulleys

Flat Belt Drive Pulleys

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

Round Belt Drive Pulleys

Round Belt Drive Pulleys

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

Round Belt Idler Pulleys

Round Belt Idler Pulleys

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

Timing Belt Pulley Stock

Timing Belt Pulley Stock

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

Gear Stock

Machine your own gears to an exact face width and shaft diameter

Material Handling

Conveyor Belt Take-up Frames

Conveyor Belt Take-up Frames

Adjust the tension on conveyor belts by extending or retracting pulleys

Conveyor Belt Take-up Bearings

Conveyor Belt Take-up Bearings

Use with take-up frames to adjust tension on conveyor belts

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