5/16"-18 Inserts | McMaster-Carr

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819 Products

Fastening and Joining

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

Rivet Nuts

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

Screw-Mount Nuts

Screw-Mount Nuts

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

Press-Fit Nuts

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

Weld Nuts

Weld to metal surfaces to add permanent threads

Tube-Connecting Nuts

Tube-Connecting Nuts

Push inside tubes to join them with a threaded stud instead of welding

Dowel Nuts

Form joints in blind holes in wood

Adhesive-Mount Nuts

Adhesive-Mount Nuts

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

Snap-In Nuts

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

Studs

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

Binding Barrels and Screws

Binding Barrels and Screws

Thread together for a low-profile fastener

Socket Nuts

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

Anchors

Secure structural joints in concrete, brick, and other building materials

Single-End Studs

Single-End Studs

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

Threaded Insert Tools

Threaded Insert Tools

Install or extract helical, key-locking, slotted-drive, and other threaded inserts

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

Building and Machinery Hardware

Leveling Mounts

Leveling Mounts

Level machines and workbenches on uneven surfaces, reduce vibration, and protect floors

Leveling Mount Inserts

Leveling Mount Inserts

Slip onto equipment and furniture to add threaded-stud leveling feet

Vibration-Damping Mounts

Vibration-Damping Mounts

Attach to machinery to reduce vibration and noise and extend service life

Protective Feet

Protective Feet

Add to furniture and light equipment to protect floors from scratches and wear

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

T-Slotted Framing and Fittings

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

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

T-Slot Nuts

Combine with setup studs or bolts to mount fixtures to machine tables

T-Slot Nut and Setup Stud Kits

T-Slot Nut and Setup Stud Kits

Mount fixtures of different sizes to your machine table

Clamps

Hold workpieces securely in place

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