Studs | McMaster-Carr

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System of Measurement

Thread Size

Length

Material

Threading

Threaded on Both Ends

Thread Length

Finish

Corrosion-Resistant Coated

Galvanized

Hot-Dipped Galvanized

Titanium Carbon Nitride (TiCN) Coated

Zinc Plated

Zinc Yellow-Chromate Plated

Thread Type

Metric Rounded Trapezoidal

Thread Direction

Right Hand and Left Hand

Thread Spacing

Thread Pitch

Fastener Strength Grade/Class

Fastener Head Type

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

Shaft Diameter

Shoulder Diameter

Performance

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 2A

Unified Standard Class 2B

Unified Standard Class 3A

Shoulder Length

PEM® Part Number

Shaft Length

Diameter

DFARS Specialty Metals

RoHS

Compliant with Exemptions

Not Compliant

Export Control Classification Number (ECCN)

REACH

20,812 Products

Fastening and Joining

Threaded Rods

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

5,335 products

Studs

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

673 products

Shoulder Screws

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

6,592 products

Hanger Bolts

Suspend pipe and other fixtures with wire or cable ties

95 products

Captive Panel Screws

Secure panels and enclosures while still having access to them

378 products

Joint Clamps for Wood

Make secure joints between boards, butcher blocks, and countertops

3 products

Wood Screws

Fasten material to wood or pieces of wood to each other

13 products

Single-End Studs

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

184 products

Thread Adapters

Join threads of a different type, size, and gender

59 products

Threaded Inserts

Create new threads or repair stripped threads

44 products

Captive Pins

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

84 products

Weld Pins

Weld in place for greater rigidity and strength than other pins

28 products

Anchors

Secure anything from signs to heavy machinery in concrete, brick, and drywall

599 products

Spring Plungers

Apply accurate, consistent pressure for positioning, indexing, and ejecting parts

1,014 products

Standoffs

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

3 products

Stud Welders

Join studs and pins to metal, leaving no marks on the back of the material

47 products

Threaded Stud and Rod Drivers

Hold and tighten threaded studs and rods

14 products

Wood Screw Threaded Stud Driver Bits

Install wood screw threaded studs, which are also known as dowel screws

3 products

Fabricating and Machining

Setup Studs

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

608 products

Locating and Support Buttons

Secure and position workpieces and fixtures from the bottom or side

168 products

Tooling Ball Covers

Protect tooling balls when not in use

1 product

Tooling Balls

Create a physical reference point for aligning workpieces in fixturing

45 products

Tooling Ball Mounts

Create a raised mounting point for tooling balls

4 products

Locating Pins

Install in fixturing plates or tables to position and secure workpieces

26 products

Fixture Kits

Everything needed to mount workpieces of different sizes to your machine table

48 products

Spring Locating Pins

Apply side force to workpieces to clamp them in place

53 products

Fixture Clamps

Secure your workpiece to a fixture table so it won't move during machining

33 products

Clamps

Hold workpieces securely in place

17 products

Power Transmission

Connecting Rods

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

808 products

Rod Ends

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

1,073 products

Lead Screws and Nuts

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

1,873 products

Gas Spring Mounts

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

139 products

Gas Spring End Fittings

Connect gas springs to mounting studs and brackets

3 products

Ball Screws and Nuts

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

200 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

Rotary Shafts

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

21 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

Electrical

Grounding Lugs

Create a common grounding path for internal components and circuits, as well as the enclosure body

1 product

Building and Machinery Hardware

Wall Studs and Bases

Create non-load-bearing interior partitions and walls

2 products

Strut Channel Framing and Fittings

Secure fittings in the U-shaped channel to route conduit and pipe or build other structures

31 products

Measuring and Inspecting

Threaded Hole Location Gauges

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

70 products

Alignment Pins

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

148 products

Pipe Flange Aligners

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

17 products

Stud Finders

Pinpoint the location of metal or wood studs in drywall, plywood, and other materials

4 products

Fluid Handling

Float Rods

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

18 products

Material Handling

Turnbuckles

Twist the body or end fittings to adjust the length and tension of attached rope and chain

72 products

L-Track Mounting Studs

Mount threaded accessories onto L-Tracks

3 products

Heating, Ventilation, and Air Conditioning

Insulation Hanger Studs

Press insulation sheets onto the spike to secure them to walls and other flat surfaces

17 products

Facility and Grounds Maintenance

Toilet Tank Replacement Parts

Replace parts such as flappers, fill valves, and floats in your toilet tank

3 products