UNC Connectors | McMaster-Carr

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2,857 Products

Fastening and Joining

Coupling Nuts

Connect and extend threaded rods

Hex Nuts

Handle most general fastening needs

Binding Barrels and Screws

Binding Barrels and Screws

Thread together for a low-profile fastener

Studs

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

Hanger Bolts

Suspend pipe and other fixtures with wire or cable ties

Joint Clamps for Wood

Joint Clamps for Wood

Make secure joints between boards, butcher blocks, and countertops

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Tube-Connecting Nuts

Tube-Connecting Nuts

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

Weld Nuts

Weld to metal surfaces to add permanent threads

Dowel Nuts

Form joints in blind holes in wood

Anchors

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

Standoffs

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

Standoff Caps

Create a finished look on standoffs and protect them from dirt and debris

Single-End Studs

Single-End Studs

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

Electrical

Grounding Lugs

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

Building and Machinery Hardware

Leveling Mount Inserts

Leveling Mount Inserts

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

Material Handling

Turnbuckles

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

Fluid Handling

Orifice Valves

Restrict the flow of liquids and gases to precisely control rate and pressure

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