10-24 Fasteners | McMaster-Carr

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System of Measurement

Thread Size

Length

Material

Stainless Steel

Drive Style

Drilled Spanner

External Square

Tamper-Resistant Hex

Tamper-Resistant Torx

Tamper-Resistant Torx Plus

Fastener Head Type

Threading

Partially Threaded

Threaded on Both Ends

Threaded on One End

Finish

Black Zinc Plated

Cadmium Yellow-Chromate Plated

Corrosion-Resistant Coated

Dry Film Lubricated

Neoprene Coated

Phosphate Coated

Head Diameter

Rounded Head Style

Thread Type

Socket Head Profile

Head Height

Drive Size

Thread Spacing

Thread Direction

Flat Head Profile

Screw Size

Shoulder Length

Countersink Angle

Specifications Met

Federal Specification

Tensile Strength

Less than 250 lbf

Less than 10,000 psi

10,000 psi to 19,999 psi

20,000 psi to 29,999 psi

30,000 psi to 99,999 psi

100,000 psi or greater

DFARS Specialty Metals

RoHS

Compliant with Exemptions

Export Control Classification Number (ECCN)

REACH

How can we improve?

3,254 Products

Fastening and Joining

Rounded Head Screws

Rounded Head Screws

Sit just above the surface for a low-profile finish and hold tighter than flat head screws

Socket Head Screws

Socket Head Screws

With a deeper drive than flat and rounded head screws, these withstand more torque for a tighter hold

Flat Head Screws

Flat Head Screws

Fit in countersunk holes for a flush finish

Hex Head Screws

Hex Head Screws

Used with nuts to create a stronger joint than flat and rounded screws

Shoulder Screws

Shoulder Screws

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

Tighten and loosen by hand without the need for tools

Tapping Screws

Fasten a range of materials together without needing to tap the hole first

Wood Screws

Fasten material to wood or pieces of wood to each other

Studs

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

Carriage Bolts

A smooth head provides a finished look while a square neck keeps the bolt in place when using a nut

Captive Panel Screws

Captive Panel Screws

Secure panels and enclosures while still having access to them

T-Bolts

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

Set Screws

Exert pressure at the tip to hold parts in place, unlike screws that hold material together with threads

Hanger Bolts

Suspend pipe and other fixtures with wire or cable ties

Binding Barrels and Screws

Binding Barrels and Screws

Thread together for a low-profile fastener

Hex Nuts

Handle most general fastening needs

Easy to tighten and loosen by hand for making frequent adjustments

Tamper-Resistant Nuts

Tamper-Resistant Nuts

Hard to detach without special tools to prevent unwanted removal

Locknuts

Hold fasteners in place to prevent loosening from vibration

Cap Nuts

Cover and protect threads while adding a finished look; also known as acorn nuts

Socket Nuts

Install in recessed holes and tight spots where a wrench won’t fit; also known as Allen nuts

Flange Nuts

The flange distributes pressure, so you don't need a washer

Coupling Nuts

Connect and extend threaded rods

Square Nuts

Flat sides won’t spin in channels and square holes

Sealing Nuts

Prevent leaks and block out contaminants with a rubber seal

Rivet Nuts

Add threads to thin panels with access from only one side; also known as blind inserts

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

Snap-In Nuts

Push into square holes in thin materials to add bolts for aligning off-center parts

Dowel Nuts

Form joints in blind holes in wood

Screw-Mount Nuts

Screw-Mount Nuts

Mount with screws, rivets, and nails to add threads to a surface

Clip-On Nuts

Slide onto the edge of thin panels to create a fastening point

Press-Fit Nuts

Push into drilled or punched holes to add threads to thin panels

Push Nuts

Press onto threads for a light duty hold that’s faster to install than typical nuts

Adhesive-Mount Nuts

Adhesive-Mount Nuts

Attach threads to material that’s too thin for a threaded insert

Weld Nuts

Weld to metal surfaces to add permanent threads

Anchors

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

Single-End Studs

Single-End Studs

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

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Threaded Rods

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

Taper Pins

Fit snugly into tapered holes to secure, position, and align components

Rivets

Join materials together permanently, especially when too thin or fragile to fasten with screws

Press-Fit Nut Installation Tools

Press-Fit Nut Installation Tools

Everything you need to install press-fit nuts by hand

Rivet Nut Tools

Rivet Nut Tools

Install rivet nuts

Anchor Installation Tools

Anchor Installation Tools

Drive with a hammer to expand and secure anchors in place

Magnets

Attract or repel metal objects to hang, secure, or position them

Material Handling

Eyebolts

Route rope through the loop or attach hooks and shackles for lifting

Turnbuckles

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

Routing Ring Bases

Routing Ring Bases

Temporarily attach routing rings to steel and iron surfaces with a magnet

Routing Rings

Suspend wire and cable by feeding it through the eyehole

Power Transmission

Connecting Rods

Connecting Rods

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

Building and Machinery Hardware

Knobs

Position, tighten, and secure fixtures and equipment

Cam Handles

For fast clamping, push down on the handle to draw two parts together

Strut Channel Framing and Fittings

Strut Channel Framing and Fittings

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

Fabricating and Machining

Clamps

Hold workpieces securely in place

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)