Spring Tensioners | McMaster-Carr

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Roller Chain Trade Number

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

20 lbf to 60 lbf

45 lbf to 100 lbf

Mounting Position

For Idler ID

Material

304 Stainless Steel

Thread Size

Housing Material

304 Stainless Steel

Shaft Diameter

Belt Trade Size

OD

Strand Type

Chain Standard

Deflection Angle

Mounting Plate Width

Overall Depth

DFARS Specialty Metals

Length

Export Control Classification Number (ECCN)

REACH

Overall Width

Number of Mounting Holes

ID

RoHS

Spring Type

Travel Height

Depth

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58 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

V-Belt Drive Pulleys

V-Belt Drive Pulleys

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

Spring Installation and Removal Tools

Spring Installation and Removal Tools

Grip and compress springs when assembling and replacing

Brake Spring Pliers

Brake Spring Pliers

Stretch brake springs into place and install or remove them from anchor posts

Building and Machinery Hardware

Overhead Door Spring Winding Rods

Overhead Door Spring Winding Rods

Keep your overhead door balanced on both tracks for smooth, even opening and closing

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