UNC Connectors | McMaster-Carr

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System of Measurement

Thread Size

Material

Grade 2 Titanium

Stainless Steel

Length

Finish

Hot-Dipped Galvanized

Phosphate Coated

Zinc Flake Coated

Zinc Yellow-Chromate Plated

Nut Type

With Sight Hole

Diameter

Threading

Partially Threaded

Threaded on Both Ends

Threaded on One End

Thread Length

Barrel Length

Fastener Head Type

Thread Direction

Thread Spacing

Barrel Diameter

Anchor Type

Female Threaded

Screw Size

Width

Performance

Corrosion Resistant

Shallow Install

Tamper Resistant

Vibration Resistant

Drive Style

Tamper-Resistant Torx

For Material Thickness

0.027" to 0.15"

0.027" to 0.165"

0.15" to 0.312"

0.165" to 0.26"

REACH

RoHS

Compliant with Exemptions

DFARS Specialty Metals

For Use In

Export Control Classification Number (ECCN)

How can we improve?

3,119 Products

Fastening and Joining

Coupling Nuts

Connect and extend threaded rods

Hex Nuts

Handle most general fastening needs

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Joint Clamps for Wood

Joint Clamps for Wood

Make secure joints between boards, butcher blocks, and countertops

Hanger Bolts

Suspend pipe and other fixtures with wire or cable ties

Studs

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

Binding Barrels

Binding Barrels

Create custom low-profile fasteners with binding barrel posts, caps, and screws

Dowel Nuts

Form joints in blind holes in wood

Tube-Connecting Nuts

Tube-Connecting Nuts

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

Snap-In Nuts

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

Weld Nuts

Weld to metal surfaces to add permanent threads

Adhesive-Mount Nuts

Adhesive-Mount Nuts

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

Single-End Studs

Single-End Studs

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

Anchors

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

Standoff Caps

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

Standoffs

Separate, position, or connect components in assemblies

Electrical

Grounding Lugs

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

Electrical Adapters

Electrical Adapters

Change electrical connectors to another type, size, or gender

Fluid Handling

Orifice Valves

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

Pipe and Pipe Fittings

Pipe and Pipe Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

Building and Machinery Hardware

Leveling Mount Inserts

Leveling Mount Inserts

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

Positioning Arms

Positioning Arms

Mount and position tools, small electronics, and displays

Lubricating

Oil Brushes

Connect to oil dispensers to brush lubricant onto chain, gears, and conveyors

Material Handling

Turnbuckle Nuts

Turnbuckle Nuts

Tighten against a turnbuckle body to prevent the end fitting from unscrewing

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