1/4"-20 Threaded Rods | McMaster-Carr

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Product Family

Precision Lead Screws and Nuts

System of Measurement

Thread Size

Length

Material

Threading

Threaded on Both Ends

Finish

Zinc Yellow-Chromate Plated

Fastener Strength Grade/Class

Thread Spacing

Thread Direction

Performance

Electrical Insulating

Thread Type

Fastener Strength Rating

Tensile Strength

10,000 psi to 19,999 psi

40,000 psi to 99,999 psi

100,000 psi or greater

Not Rated

Thread Fit

Acme Class 2C

ASME Interference Class 5

Metric Class 6H

Unified Standard Class 1A

Unified Standard Class 1B

Unified Standard Class 2A

Unified Standard Class 2B

Unified Standard Class 3A

Specifications Met

Hardness

Nut Type

DFARS Specialty Metals

Compliant

Exempt

Not Compliant

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

REACH

Diameter

RoHS

Compliant with Exemptions

Shaft Diameter

Export Control Classification Number (ECCN)

Color

1,030 Products

Fastening and Joining

Threaded Rods

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

359 products

Single-End Studs

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

11 products

Studs

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

101 products

Shoulder Screws

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

9 products

T-Bolts

Turn by hand for easy fastening, use as a handle, or attach as a point for straps and clamps

2 products

Hanger Bolts

Suspend pipe and other fixtures with wire or cable ties

6 products

Coupling Nuts

Connect and extend threaded rods

25 products

Thread Adapters

Join threads of a different type, size, and gender

121 products

Standoffs

Separate, position, or connect components in assemblies

122 products

Threaded Inserts

Create new threads or repair stripped threads

3 products

Threaded Stud and Rod Drivers

Hold and tighten threaded studs and rods

1 product

Power Transmission

Connecting Rods

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

24 products

Rod Ends

Use with connecting rods to support loads and control steering, tensioning, or pivoting motion

71 products

Linear Shafts

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

63 products

Rotary Shafts

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

22 products

Precision Lead Screws and Nuts

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

23 products

Linear Drive Nuts

Create a linear positioning system on a rotary shaft without a lead screw

3 products

Gas Spring Mounts

Attach gas springs to panels, lids, and doors using a bracket or stud

2 products

Fabricating and Machining

Setup Studs

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

37 products

Threaded Rod Cutters

Cut rods and bolts while leaving their threads intact

4 products

Material Handling

Threaded Rod Anchors

Install directly into a flat surface for more holding power than threaded rod mounts

8 products

Threaded Rod Mounts

Hang threaded rod from ceilings, walls, beams, and joists

2 products

Fluid Handling

Float Rods

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

11 products