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About half the strength of medium-strength steel nuts, these nuts are for light duty fastening applications.

Choose these nuts for their adherence to strict military standards for material and construction.

These nuts tighten when turned to the left; once fastened, they resist loosening from counterclockwise motion.

These nuts have good chemical resistance and may be mildly magnetic.

Choose these nuts for their adherence to strict military standards for material and construction.

These nuts have excellent chemical resistance and can be used in saltwater environments.

These nuts tighten when turned to the left; once fastened, they resist loosening from counterclockwise motion.

Made from nylon 6/6, these nuts resist oil, grease, and solvents (except mineral acids).

Fiberglass nuts are stronger than nylon 6/6 nuts. They resist acids, solvents, salt water, and oil.

PEEK nuts are often used as an alternative to metal hex nuts. They withstand temperatures up to 550° F and resist acids, bases, and salt solutions.

PTFE nuts withstand temperatures up to 500° F. They resist oil, grease, detergents, and most mineral acids. They're the lowest friction plastic nuts we offer, so they thread on smoothly.

These nuts are corrosion resistant in wet environments, electrically conductive, and nonmagnetic.

One-third the weight of steel, these aluminum nuts are corrosion resistant in wet evironments and nonmagnetic.

These nuts are resistant to salt water, electrically conductive, and nonmagnetic.

These nuts have a high strength-to-weight ratio and resist acids and salt water.

Commonly used in valves, pumps, and shafts, these 400 nickel nuts resist salt water and caustic chemicals.

Ceramic nuts won't melt, seize, or become brittle—even at temperatures up to 3000° F.

Made of 316 stainless steel for excellent corrosion resistance—including in salt water—these nuts tighten to the left and won’t loosen from counterclockwise motion. For use in low-clearance areas, they’re half the height of standard hex nuts.

These nuts tighten to the left and won’t loosen from counterclockwise motion.

These 18-8 stainless steel nuts have good chemical resistance and may be mildly magnetic.

More corrosion resistant than 18-8 stainless steel nuts, these nuts have excellent resistance to chemicals and salt water.

Also known as small-pattern hex nuts, these are about 20% narrower than standard hex nuts for use in tight spaces where standard hex nuts won’t fit.

Brass nuts are resistant to corrosion in wet environments and electrically conductive.

Made from low-strength steel, these locknuts should be used for light duty fastening applications, such as securing.access panels.

These locknuts have good chemical resistance.

Choose these locknuts for their adherence to strict military standards for material and construction.

More corrosion resistant than 18-8 stainless steel locknuts, these locknuts have excellent resistance to chemicals and salt water.

One-third the weight of steel, aluminum locknuts resist corrosion in wet environments.

Brass locknuts are corrosion resistant in wet environments and electrically conductive.

Titanium locknuts have a high strength-to-weight ratio and are resistant to acids and salt water.

These locknuts are about half the height of standard nylon-insert locknuts. Use them in light duty low-clearance applications or jam one against a hex nut to hold it in place.

These locknuts have good chemical resistance and may be mildly magnetic.

More corrosion resistant than 18-8 stainless steel locknuts, these have excellent resistance to chemicals and salt water.

Also known as Keps and K-Lock nuts, these locknuts have a free-spinning tooth lock washer that grips the material surface instead of threads for easy installation and mild vibration resistance.

These stainless steel locknuts have good chemical resistance and may be mildly magnetic.

About half the strength of medium-strength steel locknuts, these are for light duty fastening applications, such as securing access panels.

These locknuts have good chemical resistance.

More corrosion resistant than 18-8 stainless steel locknuts, these have excellent resistance to chemicals and salt water.

Threads at the top of these locknuts expand to grip the bolt on all sides for a stronger hold than distorted-thread locknuts.

Made from 18-8 stainless steel, these flex-top locknuts have good chemical resistance and may be mildly magnetic.

Known for their strength, these steel locknuts are cadmium plated to resist corrosion in wet environments.

Stainless steel locknuts have excellent corrosion resistance in most environments.

These locknuts have serrations that grip the material surface instead of the threads for easy installation and mild vibration resistance.

About half the strength of medium-strength steel flange locknuts, these are for light duty fastening applications, such as securing access panels.

Made from 18-8 stainless steel, these flange locknuts have good chemical resistance and may be mildly magnetic.

These flange locknuts have excellent resistance to chemicals and salt water.

Grade F nuts are comparable in strength to Grade 5 bolts.

These nylon flange locknuts form threads as they're tightened to resist vibration.

Made from 18-8 stainless steel, these flange nuts have good chemical resistance.

More corrosion resistant than 18-8 stainless steel flange nuts, these nuts have excellent resistance to chemicals and salt water.

These cap nuts have good chemical resistance and may be mildly magnetic.

These cap nuts have excellent resistance to chemicals and salt water.

About half the strength of medium-strength steel cap nuts, use them in light duty fastening applications, such as securing access panels.

Brass cap nuts are corrosion resistant in wet environments and electrically conductive.

These nylon 6/6 cap nuts are chemical resistant, nonconductive, and lightweight.

One-third the weight of steel, aluminum cap nuts resist corrosion in wet environments.

Low-profile cap nuts are about 20% shorter than standard cap nuts for use in low-profile applications.

An irregularly shaped thread grips the bolt for a stronger hold than nylon-insert cap locknuts.

The nylon cap covers and grips the threads to resist loosening.

The dome is open so these cap nuts can be used on bolts of any length.

About half the strength of medium-strength steel coupling nuts, these nuts are for light duty fastening applications.

Made from Grade 5 steel, these inch-sized coupling nuts are suitable for most applications.

These coupling nuts have good chemical resistance.

More corrosion resistant than 18-8 stainless steel coupling nuts, these nuts have excellent resistance to chemicals and salt water.

Brass coupling nuts are corrosion resistant in wet environments and electrically conductive.

One-third the weight of steel, aluminum coupling nuts resist corrosion in wet environments.

Stainless steel coupling nuts have excellent corrosion resistance in most environments.

Use the sight hole to check for proper thread engagement.

Wings provide more leverage for greater torque while tightening than knurled-head thumb nuts.

These wing nuts have good chemical resistance and may be mildly magnetic.

These wing nuts have excellent chemical resistance and can be used in saltwater environments.

These nylon 6/6 wing nuts are chemical resistant, nonconductive, and lightweight.

Brass wing nuts are corrosion resistant in wet environments and electrically conductive.

Zinc alloy wing nuts are corrosion resistant in wet environments.

The flange distributes the load over a large area and reduces stress where the nut meets the material surface.

A nylon insert grips threads to resist loosening.

These thumb nuts have good chemical resistance and may be mildly magnetic.

More corrosion resistant than 18-8 stainless steel thumb nuts, these have excellent resistance to chemicals and salt water.

These thumb nuts have an aluminum insert to withstand more torque than plastic thumb nuts during installation.

These nylon thumb nuts are chemical resistant, nonconductive, and lightweight.

These thumb nuts have good chemical resistance. The flange distributes pressure over a large area to reduce stress on your part.

More corrosion resistant than 18-8 stainless steel thumb nuts, these have excellent resistance to chemicals and salt water.

These thumb nuts are corrosion resistant in wet environments, electrically conductive, and nonmagnetic. The flange distributes pressure over a large area to reduce stress on your part.

These nuts have a black-oxide finish for mild corrosion resistance in dry environments.

Stainless steel thumb nuts have excellent corrosion resistance in most environments.

A smooth base provides more contact with the mating surface than weld nuts with projections.

Weld these nuts to stainless steel surfaces.

Projections on the base concentrate the weld and provide room for heat to dissipate.

These nuts can be used in channels and tight spaces where round-base weld nuts won't fit.

Weld these nuts to stainless steel surfaces.

A smooth base provides more contact with the mating surface than weld nuts with projections.

Projections on the base concentrate the weld and provide room for heat to dissipate.

Weld these nuts to uncoated steel surfaces.

Weld these nuts to stainless steel surfaces.

Weld these nuts to flat and uneven uncoated steel surfaces for a strong permanent hold.

Square weld nuts have more weld points than hex weld nuts for a stronger hold. Use them on flat surfaces.

Threads float inside the retainer so you can install a bolt at a slight angle to align with off-center parts.

These nuts have three mounting holes to accept screws and rivets for use with thin materials.

Also known as clinch style captive nuts, press these nuts into a drilled or punched hole with an arbor press or similar pressure tool.

These nuts have good chemical resistance and may be mildly magnetic.

Stainless steel press-fit nuts have excellent corrosion resistance in most environments.

Also known as broach style captive nuts, these nuts have good chemical resistance and may be mildly magnetic.

These press-fit nuts are tin plated to resist corrosion from chemicals and salt water.

These tools include everything you need to install press-fit nuts by hand.

About half the strength of medium-strength steel square nuts, use these nuts in light duty fastening applications, such as securing access panels.

These square nuts have good chemical resistance and may be mildly magnetic.

More corrosion resistant than 18-8 stainless steel square nuts, these nuts have excellent resistance to chemicals and salt water.

Brass square nuts are corrosion resistant in wet environments and electrically conductive.

About twice as strong as aluminum rivet nuts, these steel rivet nuts are zinc plated for mild corrosion resistance.

The most corrosion resistant twist-resistant rivet nuts we offer, these stand up to chemicals.

These aluminum rivet nuts are one-third the weight of steel rivet nuts and have mild corrosion resistance.

A hex-shaped body provides the highest twist resistance of any rivet nut.

Wedges under the flange lock the nut in place in soft materials such as brass and aluminum.

About twice as strong as aluminum rivet nuts, these low-profile rivet nuts have a cadmium or tin-zinc plating for corrosion resistance.

The most corrosion resistant low-profile rivet nuts we offer, these stand up to chemicals.

These low-profile rivet nuts are one-third the weight of steel and have mild corrosion resistance.

These aluminum rivet nuts are one-third the weight of steel rivet nuts and have mild corrosion resistance.

Once installed these rivet nuts have a large back flange that distributes the load across a broad area for a strong hold in plastic and composites.

These rivet nuts are mildly corrosion resistant.

The thread area is enclosed, which prevents leakage past the threads from either side of your application.

A PVC foam seal under the flange keeps liquids and gasses from leaking between the nut and the surrounding material.

Threads float inside the nut so you can install a screw at a slight angle to align with off-center parts. They’re also known as Riv-Float nuts.

Also known as U-style clip-on nuts, these nuts have a barrel with multiple threads for secure thread engagement.

Use these light-duty clip-on nuts in low-clearance applications.

Use these light-duty clip-on nuts in low-clearance applications.

Stronger than stainless steel, these nuts are comparable in strength to Grade 9 bolts.

Stainless steel nuts have excellent corrosion resistance in most environments.

Snap these nuts into square holes in thin materials.

Stainless steel snap-in nuts have excellent corrosion resistance in most environments.

Tri-groove nuts are narrower than sloped and drilled spanner nuts to fit in tight spaces. Install with a tri-groove socket bit and either a drive handle or an open-end wrench.

The most tamper-resistant nuts we offer, these have a hex head that breaks away upon tightening, leaving a non-removable cone. Install with a standard wrench.

These nuts have serrations that dig into the material surface to resist loosening and are narrow to fit in tight spaces. Install with a serrated-edge driver.