Steel Stock | McMaster-Carr

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System of Measurement

Length

Shape

Thickness

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Thread Size

Tolerance Rating

Hardness

Fabrication

Specifications Met

Federal Specification

Hardness Rating

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

DFARS Specialty Metals

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

Export Control Classification Number (ECCN)

Performance

Yield Strength

30,000 psi to 39,999 psi

40,000 psi to 99,999 psi

100,000 psi to 199,999 psi

200,000 psi or greater

Mechanical Finish

Appearance

Heat Treatment

Certificate Type

Material Certificate with Traceable Lot Number

Material Certificate with Traceable Lot Number and Test Report

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27,914 Products

Raw Materials

Steel

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

7,929 products

Aluminum

Lightweight, easy to machine, and corrosion resistant—all with material certificates for traceability

9 products

Plastic

A lightweight alternative to metal and glass

3 products

Stainless Steel

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

5,265 products

Fastening and Joining

Shim Stock

Cut into custom shapes to align, space, and level components on dies, presses, and machinery

303 products

Shims

Align and space components on shafts, or level machinery, cabinets, and doors

1,202 products

Machine Key Stock

Cut a custom length to transfer torque from shafts to components such as gears and sprockets

559 products

Machine Keys

Transmit torque from rotating shafts to gears, sprockets, and other machine parts

721 products

Threaded Rods

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

3,309 products

Thread Adapters

Join threads of a different type, size, and gender

27 products

Studs

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

342 products

Shoulder Screws

Rotate parts around the cylinder under the head to guide and align them during installation

36 products

Standoffs

Separate, position, or connect components in assemblies

3 products

Single-End Studs

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

47 products

Power Transmission

Linear Shafts

Pair with linear bearings and shaft supports to create smooth, precise motion

905 products

Rotary Shafts

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

1,129 products

Precision Lead Screws and Nuts

Pair with a motor for accurate starts and stops in automated motion and positioning applications

318 products

Lead Screws and Nuts

Move components in a straight line in clamping and heavy duty lifting and lowering applications

499 products

Connecting Rods

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

294 products

Ball Screw/Splines and Bearings

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

3 products

Fabricating and Machining

Drill Bushings

Fit in holes to guide drill bits and other cutting tools for precise and repeatable holes and cuts

3,846 products

Setup Studs

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

425 products

Lathe Tool Blanks

Machine custom lathe tool bits

48 products

Building and Machinery Hardware

Bolt-Together Framing and Fittings

Fasten through equally spaced holes to build and adjust guards, tables, and racks

81 products

Weld-Together Framing and Fittings

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

21 products

Roof Panels

Direct water off of roofs and protect them from impact, heat, chemicals, and weather

6 products

Containers, Storage, and Furniture

Metal Panels

Close off openings in structures while allowing air to pass through

133 products

Fluid Handling

Tube and Tube Fittings

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

120 products

Perforated Sheets

Filter, sort, separate, and strain liquid or dry material

57 products

Facility and Grounds Maintenance

Steel Hat Channel

Creates space for insulation inside walls and ceilings

2 products

Rebar

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

9 products

Material Handling

Wire Rope

Lift, hang, and connect objects; more abrasion resistant than rope and lighter weight than chain

156 products