These nuts are suitable for fastening most machinery and equipment.

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

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

These nuts are about 25% stronger than medium-strength steel nuts.

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

Tighten these nuts by turning them to the left; once fastened, they resist loosening from counterclockwise motion.

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

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

These nuts are about 20% stronger than high-strength steel nuts and are often used in heavy machinery.

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

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.

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.

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

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

These nuts tighten when turned to the left; once fastened, they resist loosening from counterclockwise motion. They’re Grade 5 steel, so you can used these inch-sized nuts for most fastening applications.

These nuts are about 25% stronger than medium-strength steel thin hex nuts. Available in inch thread sizes.

Made from Grade 2 steel, these nuts should be used for light duty fastening applications, such as securing access panels.

These nuts tighten when turned to the left; once fastened, they resist loosening from counterclockwise motion. They’re Grade 2 steel, so they can be used for fastening panels and other light duty fastening applications

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

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

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

These nuts are comparable in strength to Grade 9 bolts.

These nuts have good chemical resistance.

More corrosion resistant than 18-8 stainless steel nuts, these nuts can be used in saltwater environments.

These nuts have good chemical resistance.

Includes inch thread sizes. These Grade 8 steel locknuts are 25% stronger than our medium-strength steel nylon-insert locknuts.

Made from Grade 5 steel, these inch-sized locknuts are suitable for fastening most machinery and equipment.

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

Choose these locknuts for their adherence to strict military standards for material and construction. They’re low-strength steel, so they should be used for fastening panels and other light duty fastening applications.

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.

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.

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

These Grade 8 locknuts are about 25% stronger than medium-strength steel thin locknuts.

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

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

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.

Comparable in strength to Grade 8 bolts, these locknuts are about 25% stronger than medium-strength steel locknuts.

These locknuts have an irregularly shaped thread at the top of the nut that grips the bolt for a stronger hold than nylon-insert locknuts.

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.

These Grade 8 locknuts are about three times stronger than low-strength steel distorted-thread locknuts.

Use these locknuts for light duty fastening applications, such as securing access panels.

These locknuts have good chemical resistance.

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

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

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

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

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.

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

Also known as castle nuts, secure these nuts by inserting a cotter pin or safety wire through the slots and a drilled hole in your bolt for mild loosening resistance.

Stainless steel locknuts have excellent corrosion resistance in most environments.

These locknuts include a flex-top locknut that expands to grip the bolt on all sides and a concave jam nut that clamps the threads onto the bolt for added vibration resistance. They're also known as drake-style nuts.

These flange 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.

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

These flange locknuts are comparable in strength to Grade 8 bolts.

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

Stainless steel flange locknuts have excellent corrosion resistance in most environments.

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

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

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

Stainless steel nuts have excellent corrosion resistance in most environments.

The nut head rotates while the flange remains stationary to prevent scratching the material surface as you tighten the nut.

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.

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.

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.

Made from Grade 8 steel, these nuts are about 25% stronger than medium-strength steel coupling nuts. Furnished in inch thread sizes.

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.

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.

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

A nylon insert grips threads to resist loosening.

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

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

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

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

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.

You can weld these nuts to flat and uneven uncoated stainless 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.

Create threads in hard-to-work areas—where you can’t reach the back of a workpiece, or material is too thin to be tapped.

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.

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.

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

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.

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

Stainless steel nuts have excellent corrosion resistance in most environments.