Screw Studs | McMaster-Carr

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System of Measurement

Thread Size

Length

Material

Threading

Threaded on Both Ends

Threaded on One End

Thread Direction

Left Hand

Right Hand

Right Hand and Left Hand

Thread Type

Metric Rounded Trapezoidal

Thread Pitch

Finish

Hot-Dipped Galvanized

Nickel Chrome Plated

PTFE Coated

Zinc Plated

Zinc Yellow-Chromate Plated

Fastener Strength Grade/Class

Thread Spacing

Thread Length

Component

Ball Screw with One Machined End

Tensile Strength

10,000 psi to 19,999 psi

20,000 psi to 39,999 psi

40,000 psi to 99,999 psi

100,000 psi or greater

Nut Type

Thread Fit

ASME Interference Class 5

Metric Interference Sk6

Metric Trapezoidal Class 7e

Metric Trapezoidal Class 7H

Metric Trapezoidal Class 8e

Unified Standard Class 1A

Unified Standard Class 1B

Unified Standard Class 2A

Unified Standard Class 2B

Unified Standard Class 3A

Not Rated

Fastener Strength Rating

Hardness

Performance

Electrically Insulating

DFARS Specialty Metals

Compliant

Exempt

Not Compliant

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

Yes

RoHS

Compliant

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

Export Control Classification Number (ECCN)

Gender

Diameter

11,247 Products

Fastening and Joining

Single-End Studs

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

184 products

Studs

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

637 products

Hanger Bolts

Suspend pipe and other fixtures with wire or cable ties

65 products

Dowel Screws

Screw into holes to join two pieces of wood

13 products

Shoulder Screws

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

36 products

Threaded Rods

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

5,369 products

Standoffs

Separate, position, or connect components in assemblies

1,257 products

Threaded Inserts

Create new threads or repair stripped threads

44 products

Thread Adapters

Join threads of a different type, size, and gender

59 products

Fabricating and Machining

Setup Studs

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

627 products

Power Transmission

Connecting Rods

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

808 products

Lead Screws and Nuts

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

838 products

Precision Lead Screws and Nuts

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

976 products

Ball Screws and Nuts

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

205 products

Lead Screw Collars

Position components and limit travel along a lead screw

55 products

End Supports for Ball Screws and Precision Lead Screws

Brace and secure the ends of ball screws and precision lead screws

16 products

Precision Lead Screw Nut Flanges

Pair with precision lead screw nuts to make custom flange nuts that move items along lead screws

18 products

Gas Spring Mounts

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

27 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

Linear Drive Nuts

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

3 products

Building and Machinery Hardware

Strut Channel Nuts

Fasten on threaded rod to connect components to strut channel

1 product

Fluid Handling

Float Rods

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

18 products