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.

These nuts come with a traceable lot number and a physical and chemical test report.

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.

Hardened for added strength, these nuts are more corrosion resistant to chemicals and salt water than 18-8 stainless steel nuts.

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.

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.

PVC nuts resist acids, alkalies, salt solutions, and alcohol.

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.

More corrosion resistant than 400 nickel nuts, these nuts are often used in marine environments and chemical-processing plants.

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

Plastic nuts are chemical resistant, nonconductive, and lightweight.

Bronze nuts are stronger and more resistant to salt water than brass nuts.

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

These nuts are comparable in strength to Grade 9 bolts.

Also kown as heavy hex nuts, these nuts are about 10% wider and taller than standard hex nuts to distribute load over a large area.

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

About half the strength of medium-strength steel extra-wide hex nuts, use these nuts for light duty fastening applications, such as securing access panels.

These nuts have good chemical resistance.

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

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

Bronze nuts are stronger and more resistant to salt water than brass nuts.

These nuts have good chemical resistance.

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

Able to maintain their strength in high-pressure and high-temperature environments, these nuts are used with ASTM A193 bolts to fasten pressure tanks, valves, and flanges.

These nuts are often used in conjunction with an extra-wide hex nut to fasten Grade 9 bolts in heavy machinery, such as earth-moving equipment.

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

Stainless steel nuts have excellent corrosion resistance in most environments.

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

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.

These locknuts have good chemical resistance.

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

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

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

Grade 5 locknuts are suitable for fastening most machinery and equipment when used in conjunction with a standard hex nut.

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

Use these locknuts 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.

These locknuts have good chemical resistance.

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

Known for their strength, these locknuts are zinc-plated to resist corrosion in wet 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.

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

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

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

About half the height and 10% wider than standard flex-top locknuts, use these locknuts in low-clearance applications or jam one against an extra-wide hex nut to hold it in place.

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.

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

These Grade 9 locknuts are about 20% stronger than high-strength steel locknuts and are often used in heavy machinery, such as earth-moving equipment.

These locknuts have good chemical resistance.

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

These locknuts tighten when turned to the left.

Use these locknuts 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.

When installed, the steel insert grips the threads and lifts away from the nut body, isolating the insert from the nut’s load to resist spinoff caused by vibration.

High-strength steel locknuts are about 25% stronger than medium-strength steel locknuts.

These locknuts are suitable for fastening most machinery and equipment.

About two-thirds the height of standard steel-insert locknuts, use these locknuts in low-clearance applications or jam one against a hex nut to hold it in place.

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

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

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

Grade G nuts are comparable in strength to Grade 8 bolts.

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

Made from Grade 8 steel, these nuts are about 25% stronger than medium-strength steel flange nuts.

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

These Grade 5 flange nuts are suitable for fastening most machinery and equipment.

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

Fiberglass flange nuts are chemical resistant, nonconductive, and lightweight.

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

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.

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.

Use these thumb nuts in low-clearance applications or jam one against another nut to hold it in place.

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.

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

The left-hand threads on these coupling nuts resists loosening from counterclockwise vibration. Use in light duty 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.

Comparable in strength to Grade 9 bolts, these coupling nuts are about 20% stronger than high-strength steel coupling nuts. Available 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.

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

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

Known for their strength, steel coupling nuts are available with a corrosion-resistant finish.

Use the sight hole to check for proper thread engagement.

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.

These Grade 5 cap nuts are suitable for fastening most machinery and equipment.

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

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

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

Known for their strength, these steel cap nuts have a black-oxide finish to resist corrosion in dry environments.

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

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

Cover exposed threads with these caps to help prevent bacteria growth in food processing areas and other sanitary environments.

Certified by EHEDG (European Hygienic Engineering and Design Group) to meet sanitary design standards, these cap nuts fit into tight spaces to cover and seal exposed threads in your food processing facility.

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