Nonmetallic Acme Nuts | McMaster-Carr

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3,830 Products

Fastening and Joining

Hex Nuts

Handle most general fastening needs

Easy to tighten and loosen by hand for making frequent adjustments

Cap Nuts

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

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

Square Nuts

Flat sides won’t spin in channels and square holes

Standoffs

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

Snap-In Nuts

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

Binding Barrels and Screws

Binding Barrels and Screws

Thread together for a low-profile fastener

Fastener Assortments

Fastener Assortments

Stay prepared by keeping fasteners in common sizes and materials on hand

Captive Panel Screws

Captive Panel Screws

Secure panels and enclosures while still having access to them

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Retaining Rings

Retaining Rings

Hold components on a shaft

Socket Retaining Rings

Socket Retaining Rings

Secure sockets and adapters to impact tools

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

Bearing Nuts

Hold bearings, bushings, pulleys, and gears in place on threaded shafts and spindles

Electrical

Conduit Locknuts

Conduit Locknuts

Secure threaded conduit fittings to knockouts in electrical boxes

Wire Splices

Join wire and protect the connection

Terminal and Splice Kits

Terminal and Splice Kits

Join and terminate wire to connect circuits

Building and Machinery Hardware

Knobs

Position, tighten, and secure fixtures and equipment

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

Fluid Handling

Tube and Tube Fittings

Tube and Tube Fittings

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

Pipe and Pipe Fittings

Pipe and Pipe Fittings

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

Material Handling

Cable Holders

Mount to a surface to secure and route cable

Loop Clamps

Hold pipe snug against the mounting surface to prevent movement that may cause breakage

Facility and Grounds Maintenance

Sink Drain Fittings

Sink Drain Fittings

Connect tailpieces, traps, and extension tubing to drains

Toilet Seat Fasteners

Toilet Seat Fasteners

Secure toilet seat hinges to your toilet bowl

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