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.

High-Strength Steel Extra-Wide Hex Nuts

These Class 10 nuts are about 25% stronger than medium-strength steel extra-wide hex nuts.

18-8 Stainless Steel Extra-Wide Hex Nuts

These nuts have good chemical resistance.

Super-Corrosion-Resistant 316
Stainless Steel Extra-Wide Hex Nuts

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

Brass Extra-Wide Hex Nuts

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

Bronze Extra-Wide Hex Nuts

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

Super-Corrosion-Resistant 316 Stainless Steel
Extra-Wide Hex Nuts for High-Pressure Applications

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

18-8 Stainless Steel Extra-Wide Hex
Nuts for High-Pressure Applications

These nuts have good chemical resistance.

Steel Extra-Wide Hex Nuts for
High-Pressure Applications

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.

High-Strength Steel Extra-Wide Hex Nuts
for Structural Applications—Grade C

Extreme-Strength Steel Extra-Wide Hex
Nuts for Structural Applications—Grade DH

Hex Nuts

Extreme-Strength Steel Hex Nuts—Grade 9

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

High-Strength Super-Corrosion-Resistant 316 Stainless
Steel Hex Nuts for High-Pressure Applications

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

Locknuts

Steel Extra-Wide Nylon-Insert Locknuts

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

Super-Corrosion-Resistant 316 Stainless
Steel Extra-Wide Nylon-Insert Locknuts

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

18-8 Stainless Steel Extra-Wide Nylon-Insert Locknuts

These locknuts have good chemical resistance.

High-Strength Steel Extra-Wide Steel-Insert
Locknuts for Extreme Vibration—Grade 8

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

Medium-Strength Steel Extra-Wide Steel-Insert
Locknuts for Extreme Vibration—Grade 5

These locknuts are suitable for fastening most machinery and equipment.

Stainless Steel Extra-Wide Flex-Top
Locknuts for Heavy Vibration

Stainless steel locknuts have excellent corrosion resistance in most environments.

Steel Extra-Wide Flex-Top Locknuts for Heavy Vibration

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

Extreme-Strength Steel Top-Lock
Distorted-Thread 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.