Steel Shafts | McMaster-Carr

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Material

System of Measurement

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Length

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Retaining Ring Groove

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For Motion

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Tolerance Rating

Keyway Length

Keyway Width

Shaft Type

Round with Support Rail

Heat Treatment

DFARS Specialty Metals

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Compliant with Exemptions

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REACH

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Export Control Classification Number (ECCN)

Width

Finish

Hot-Dipped Galvanized

Zinc Yellow-Chromate Plated

26,291 Products

Power Transmission

Rotary Shafts

Pair with gears, sprockets, and bearings to transmit rotary motion

1,780 products

Linear Shafts

Pair with linear bearings to reduce friction in manual and automated systems

1,270 products

Linear Shaft Supports

Support linear shafts to prevent bending and rolling under loads

34 products

Connecting Rods

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

565 products

Ball Screws and Nuts

Provide smooth travel where high speeds, accurate positioning, and repeatable movement are required

200 products

Spur Gear Stock

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

18 products

Gear Worms

Couple with a worm gear to reduce speed while transferring motion at a right angle in one direction

6 products

Shaft Couplings

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

2,081 products

Flexible Shafts

Snake around curves and obstructions to transmit rotary motion along any path

41 products

Shaft Adapters

Increase or reduce your shaft's diameter to fit equipment, or replace damaged shaft ends

54 products

Machinable Shaft Ends

Mill custom pulleys, threaded hubs, sprockets, collars, and sensor targets and mount them to shafts

56 products

Lead Screws and Nuts

Components travel along a screw with broad, square threads to clamp and lift heavy loads

1,243 products

Shaft Collars

Hold and position parts on a shaft, or limit shaft movement

2,789 products

Ball Screw/Splines and Bearings

Transmit rotary power, move loads along the shaft, or do both at once

3 products

Lead and Ball Screw End Supports

Brace and secure the ends of lead screws and ball screws

16 products

Roller Screws and Nuts

Create more points of contact to handle much higher loads than ball screws and nuts of the same size

8 products

Sleeve Splines

Pair with sleeve spline bearings to transmit rotary power or move loads along the shaft

9 products

Raw Materials

Steel

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

3,633 products

Stainless Steel

Resists corrosion and chemicals in most environments—all with material certificates for traceability

1,691 products

Fastening and Joining

Dowel Pins

Align parts before assembly or use as a pivot, shaft, or hinge to join moving components

3,320 products

Dowel Pin Stock

Cut to the length you need for positioning and holding parts in place

53 products

Single-End Studs

Use the unthreaded end as a pivot point, hinge, shaft, or locator pin

184 products

Threaded Rods

Anchor, connect, or hang components in a wide variety of applications

4,819 products

Standoffs

Threaded to separate or connect parts as well as position components in assemblies

3 products

Thread Adapters

Join threads of a different type, size, and gender

59 products

Studs

Press, weld, or screw in place to add a threaded fastening point

673 products

Driver Shafts

Attach to a handle to create your own driver tool, or pair with socket wrenches and power tools

37 products

Fluid Handling

Mixer Shafts

Replace the shaft on mixers

44 products

Float Rods

Connect valve bodies and floats to build or repair a float valve

12 products

Building and Machinery Hardware

Ball-Lever Shafts

Attach a ball knob to create a custom handle for operating machinery

56 products

Lever Handles

Replace gear levers or attach to cranks and hand wheels to make them easier to turn

26 products

Control Cables

Weave around obstructions to operate valves, throttles, and other machinery from a distance

84 products

Weld-Together Framing and Fittings

Permanently join rails and fittings to assemble heavy duty racks, shelving, and work tables

18 products

Fabricating and Machining

Setup Studs

Secure setup clamps and fixtures to your machine table or assemble heavy machines

608 products

Clamps

Hold workpieces securely in place

12 products

Sealing

Shaft Seals

Prevent leaks in motors, pumps, and gearboxes

450 products

Facility and Grounds Maintenance

Rebar

Reinforces concrete to reduce the chance it will crack from expansion and contraction

9 products

Rebar Caps

Brightly colored to alert workers to exposed rebar and pipe

2 products

Measuring and Inspecting

Shaft Balancers

Test parts for balance by placing them on the discs

9 products

Shaft Alignment Kits

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

1 product