Alignment Rods | McMaster-Carr

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For Shaft Misalignment Type

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Export Control Classification Number (ECCN)

1C998

EAR99

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Compliant with Exemptions

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DFARS Specialty Metals

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Construction

Hardness Rating

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Hardness

Shaft Coupling Motion

Maximum Torque

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Maximum Hardness After Heat Treatment

3,814 Products

Raw Materials

Steel

Strong, machinable, and weldable—all with material certificates for traceability

592 products

Measuring and Inspecting

Alignment Pins

Line up holes in sheet metal, I-beams, and angle irons for bolting, riveting, and welding

148 products

Lathe Alignment Bars

Confirm that your lathe headstock and tailstock are aligned for accurate machining

1 product

Leveling Rods

Use with sight levels to estimate the distance between you and a given object

5 products

Pipe Flange Aligners

Line up flange holes so they bolt securely and connections won’t leak

17 products

Shaft Alignment Kits

Confirm that shafts are aligned or measure the degree of their misalignment

9 products

Variance Indicators

Identify small dimensional differences when checking part quality and alignment

57 products

Threaded Hole Location Gauges

Pinpoint the true center of threaded holes to precisely align and measure parts

70 products

Power Transmission

Connecting Rods

Use with rod ends and swivel joints to link components in push/pull assemblies

808 products

Rod Alignment Couplers

Reduce wear on bearings and seals by flexing when the cylinder and load aren't precisely even

94 products

U-Joints

Transfer torque between shafts at an angle; handle more torque and misalignment than flexible shafts

174 products

Shaft Couplings

Connect two shafts to transfer rotary motion from one to the other

1,414 products

Shear Couplings

Sever the connection between shafts when there's too much torque to protect parts from breaking

22 products

Material Handling

Railway Track Aligners

Push or pull rails to correct spacing after a derailment and when installing gauge tie rods

1 product

Fabricating and Machining

Pry Bars

Slide under heavy objects to pry, lift, and position them

24 products

Pry Lever Bars

Lift large loads onto a dolly; also known as Johnson bars

3 products

Fastening and Joining

Captive Pins

Press into holes in thin materials like panels and circuit boards to permanently join or align them

84 products

Fluid Handling

Pipe and Pipe Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

1 product