Steel Hex Nuts | McMaster-Carr

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4,561 Products

Fastening and Joining

Hex Nuts

Handle most general fastening needs

Locknuts

Hold fasteners in place to prevent loosening from vibration

Flange Nuts

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

Coupling Nuts

Connect and extend threaded rods

Panel Nuts

Extremely thin for tight spots such as electrical panels; also known as dress nuts

Cap Nuts

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

Split Nuts

Swivel to attach at any point on a threaded rod for quick installation

Weld Nuts

Weld to metal surfaces to add permanent threads

Push Nuts

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

Clip-On Nuts

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

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Power Transmission

Lead Screws and Nuts

Lead Screws and Nuts

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

Material Handling

Turnbuckles

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

Fluid Handling

Pipe and Pipe Fittings

Pipe and Pipe Fittings

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

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