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Hex Nuts

Quality Hex Nuts products for industrial, commercial, and professional applications. Our selection includes trusted brands and competitive pricing for maintenance, repair, and operations (MRO). Suitable for manufacturing, construction, facility maintenance, and general industrial use. Bulk pricing and volume discounts available for enterprise customers.

723 products

1.063 Inch Alloy Steel Grade 12 Black Oxide Hex Nut, Pkg Qty 50
Industrial|SKU: AA4087762
1.063 Inch Alloy Steel Grade 12 Black Oxide Hex Nut, Pkg Qty 50

This heavy-duty hex nut is manufactured from Grade 12 alloy steel, providing a high tensile strength of approximately 170,000 PSI for critical, high-stress fastening applications. The black oxide finish offers a durable layer of corrosion resistance. It features a standard 1.063-inch width across flats for compatibility with common tools and is designed for use with 1.063-inch diameter bolts, supplied in a convenient 50-piece package.

$99.99In Stock
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1.06 Inch Wide Flats A2-70 Stainless Steel Hex Nut, Plain Finish, Pkg Qty 36
Industrial|SKU: AE8739529
1.06 Inch Wide Flats A2-70 Stainless Steel Hex Nut, Plain Finish, Pkg Qty 36

This heavy-duty stainless steel hex nut is manufactured from corrosion-resistant 304 material, meeting the A2-70 grade for strength and durability. It features a 1.06-inch width across flats for a secure wrench grip and is designed for an M18 thread size. The plain finish provides a clean, industrial appearance suitable for demanding applications. Each package contains 36 units for bulk project requirements.

$99.99In Stock
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1.181 Inch A2-70 Stainless Steel Hex Nut, M30 Coarse Thread, Pkg Qty 25
Industrial|SKU: AA0138056
1.181 Inch A2-70 Stainless Steel Hex Nut, M30 Coarse Thread, Pkg Qty 25

This 1.181-inch hex nut is manufactured from corrosion-resistant A2-70 grade 304 stainless steel, suitable for demanding industrial environments. It features a standard M30 coarse thread pattern for reliable engagement and high tensile strength. The plain finish provides a clean, non-reflective appearance. Supplied in a package quantity of 25, it is designed for compatibility with corresponding high-strength bolts and threaded rods.

$109.99In Stock
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1/2"-13 Carbon Steel Hex Nut, Plain Finish, Pkg Qty 1000
Industrial|SKU: AE2002227
1/2"-13 Carbon Steel Hex Nut, Plain Finish, Pkg Qty 1000

This 1/2"-13 carbon steel hex nut provides a durable, plain finish fastener for general industrial and construction applications. Manufactured from grade carbon steel, it offers reliable strength and corrosion resistance for non-decorative uses. The nut features a standard hex design with a width across flats of 0.669 inches for compatibility with common wrenches. Supplied in a bulk package quantity of 1000, it ensures cost-effective inventory for high-volume assembly and maintenance operations.

$99.99In Stock
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1/2" Hex Nut, Carbon Steel, Plain Finish, Pkg Qty 500
Industrial|SKU: AE2002238
1/2" Hex Nut, Carbon Steel, Plain Finish, Pkg Qty 500

This 1/2" hex nut is manufactured from durable carbon steel with a plain finish, providing reliable, corrosion-resistant fastening for industrial applications. It features a standard width across flats of 0.866 inches, ensuring compatibility with common wrenches. The nut is supplied in a bulk package quantity of 500, offering cost efficiency for high-volume assembly and maintenance operations. Its robust construction ensures consistent performance under high tensile and shear loads.

$129.99In Stock
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1.417" Hex Nut, 304 Stainless Steel A2-70, M18 x 2.5 Thread, Pkg Qty 100
Industrial|SKU: AA5434493
1.417" Hex Nut, 304 Stainless Steel A2-70, M18 x 2.5 Thread, Pkg Qty 100

This heavy pattern hex nut is manufactured from corrosion-resistant 304 stainless steel, meeting the A2-70 mechanical property class for reliable strength. It features a metric M18 x 2.5 thread pitch and measures 1.417 inches across the flats for a secure wrench grip. The plain finish provides a clean, industrial appearance. This component is designed for demanding fastening applications where durability and resistance to harsh environments are required.

$89.99In Stock
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1/4"-20 Hex Nut, Carbon Steel, Plain Finish, 0.39" Flats, Pkg Qty 1000
Industrial|SKU: AE2002173
1/4"-20 Hex Nut, Carbon Steel, Plain Finish, 0.39" Flats, Pkg Qty 1000

This 1/4"-20 hex nut is manufactured from grade carbon steel for reliable strength and durability in general-purpose fastening applications. The plain, uncoated finish provides a cost-effective solution for standard environments. With a width across flats of 0.39 inches, it is compatible with standard wrenches for efficient installation. Supplied in a bulk package quantity of 1000 pieces, it ensures consistent supply for production or maintenance operations.

$189.99In Stock
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1/4-20 Stainless Steel 304 Hex Nut, Plain Finish, Pkg Qty 500
Industrial|SKU: AA0138095
1/4-20 Stainless Steel 304 Hex Nut, Plain Finish, Pkg Qty 500

This 1/4"-20 stainless steel hex nut is manufactured from corrosion-resistant 304 material, meeting the A2-70 grade for reliable mechanical performance. Its coarse thread ensures fast assembly and secure mating with corresponding bolts. The plain finish provides a clean, industrial appearance suitable for a wide range of environments. With a width across flats of 7/16 inch, it is designed for standard wrenching and is supplied in a bulk quantity of 500 pieces for production or maintenance applications.

$39.99In Stock
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1.575 Inch Wide Stainless Steel 316 A4-80 Hex Nut, Plain Finish, Pkg Qty 36
Industrial|SKU: AA0220176
1.575 Inch Wide Stainless Steel 316 A4-80 Hex Nut, Plain Finish, Pkg Qty 36

This Type 1 hex nut is manufactured from corrosion-resistant Stainless Steel 316, meeting the A4-80 material grade for high tensile strength. It features a plain finish and a standard M24 coarse thread. With a width across flats of 1.575 inches, it is designed for heavy-duty industrial fastening applications requiring durability and excellent chemical resistance in demanding environments.

$99.99In Stock
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1-5/8" Wide Stainless Steel 304 Hex Nut, A2-70, Plain Finish, Pkg Qty 25
Industrial|SKU: AE5601436
1-5/8" Wide Stainless Steel 304 Hex Nut, A2-70, Plain Finish, Pkg Qty 25

This 1-5/8" wide hex nut is manufactured from corrosion-resistant Stainless Steel 304, meeting the A2-70 material grade for high tensile strength and durability. The plain finish provides a clean, industrial appearance suitable for demanding environments. With a metric M24 thread size, it is engineered for precise fit and reliable performance in heavy-duty assembly and maintenance applications. Each package contains 25 units for project efficiency.

$79.99In Stock
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1.5 Inch Wide Stainless Steel A2-70 Hex Nut, Plain Finish, Pkg Qty 80
Industrial|SKU: AA5434494
1.5 Inch Wide Stainless Steel A2-70 Hex Nut, Plain Finish, Pkg Qty 80

This heavy-duty stainless steel hex nut is designed for demanding industrial and construction applications. It features a 1.5-inch width across flats for a secure grip with standard wrenches and is constructed from corrosion-resistant A2-70 grade 304 stainless steel, ensuring long-term durability in harsh environments. The M20 x 2.5 metric thread and plain finish provide reliable, high-strength fastening with a tensile strength of approximately 70,000 PSI. Each package contains 80 units for bulk project requirements.

$89.99In Stock
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1.772" Hex Nut, Stainless Steel 304 A2-70, M45 Coarse Thread, Pkg Qty 6
Industrial|SKU: AE1966319
1.772" Hex Nut, Stainless Steel 304 A2-70, M45 Coarse Thread, Pkg Qty 6

This 1.772-inch hex nut is manufactured from corrosion-resistant Stainless Steel 304, meeting the A2-70 material grade for high tensile strength and durability. It features an M45 coarse thread profile for secure fastening in demanding industrial applications. The plain finish provides reliable performance without surface coatings. Supplied in a package quantity of six, it is suitable for assembly, maintenance, and machinery where consistent quality and resistance to oxidation are required.

$89.99In Stock
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1-9/16" Hex Nut, 304 Stainless Steel, A2-70, Plain Finish, Pkg Qty 36
Industrial|SKU: AA5434495
1-9/16" Hex Nut, 304 Stainless Steel, A2-70, Plain Finish, Pkg Qty 36

This heavy hex nut is manufactured from corrosion-resistant 304 stainless steel with an A2-70 material grade, providing excellent durability and strength for demanding industrial applications. It features a 1-9/16" width across flats for a secure wrench grip and a plain finish. The nut has a metric M24 x 3 thread pattern and is packaged as a set of 36 units for bulk project requirements.

$79.99In Stock
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1-Inch Nylon Hex Nut, PA66, Yellow, Pkg Qty 100
Industrial|SKU: AF3293090
1-Inch Nylon Hex Nut, PA66, Yellow, Pkg Qty 100

This 1-inch yellow nylon hex nut is manufactured from PA66 material, offering excellent resistance to corrosion, fuels, and solvents for long-term reliability in demanding environments. The non-conductive and non-magnetic properties make it ideal for electrical isolation and sensitive assemblies. With a width across flats of 0.866 inches, it is designed for a standard M16 metric thread. The locking action is provided by the nylon insert, which creates a prevailing torque to resist loosening under vibration.

$29.99In Stock
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1" Wide Flats A2-70 Stainless Steel Hex Nut, M16 Thread, Pkg Qty 25
Industrial|SKU: AA5526370
1" Wide Flats A2-70 Stainless Steel Hex Nut, M16 Thread, Pkg Qty 25

This 1" wide flats hex nut is manufactured from corrosion-resistant A2-70 grade 304 stainless steel, suitable for demanding industrial and marine environments. It features a standard M16 metric thread and a plain finish. The nut's substantial 1" (24mm) across-flats width provides a secure grip for wrenches, ensuring reliable installation and high torque capability in structural and machinery applications.

$89.99In Stock
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2205 Stainless Steel Hex Nut, M10-1.5 Thread, 0.63 in, Pkg Qty 100
Industrial|SKU: AE8224664
2205 Stainless Steel Hex Nut, M10-1.5 Thread, 0.63 in, Pkg Qty 100

This 2205 duplex stainless steel hex nut provides high strength and superior corrosion resistance for demanding industrial and marine applications. It features a metric M10-1.5 thread with a 0.63-inch width across flats for standard wrench compatibility. The plain finish is suitable for high-temperature and corrosive environments. Offered in a bulk package of 100 units, it ensures cost-effective inventory for maintenance and production.

$39.99In Stock
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2205 Stainless Steel Hex Nut, M30-3.5, 1.18 in, Plain, Pkg Qty 12
Industrial|SKU: AE8224652
2205 Stainless Steel Hex Nut, M30-3.5, 1.18 in, Plain, Pkg Qty 12

This 2205 duplex stainless steel hex nut provides high strength and superior corrosion resistance, particularly against stress corrosion cracking, making it suitable for demanding chemical, marine, and offshore applications. The M30-3.5 metric thread nut features a 1.18-inch width across flats for standard wrench engagement. Its plain finish is ideal for high-temperature service or subsequent coating. The duplex structure offers approximately double the yield strength of standard austenitic grades.

$99.99In Stock
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2205 Stainless Steel Hex Nut, M8-1.25 Thread, 0.472 in Width, Plain, Pkg Qty 1000
Industrial|SKU: AE8224650
2205 Stainless Steel Hex Nut, M8-1.25 Thread, 0.472 in Width, Plain, Pkg Qty 1000

This 2205 duplex stainless steel hex nut provides superior corrosion resistance and high strength, making it suitable for demanding chemical, marine, and structural applications. It features a metric M8-1.25 thread with a 0.472-inch width across flats. The plain finish ensures compatibility with standard tools, and the duplex material offers excellent stress cracking resistance and durability, supplied in a bulk package of 1000 units for project efficiency.

$159.99In Stock
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304 Stainless Steel 4-40 Hex Nut, 5/16" Width, Plain Finish, Pkg Qty 1000
Industrial|SKU: AE9119732
304 Stainless Steel 4-40 Hex Nut, 5/16" Width, Plain Finish, Pkg Qty 1000

This 304 stainless steel hex nut is designed for durable, corrosion-resistant fastening in demanding environments. It features a 4-40 thread size, a 5/16-inch width across flats, and a plain finish. Manufactured to ASME/ANSI B18.2.2 standards with an A2-70 material grade, it provides reliable performance and strength for industrial assembly and maintenance applications. The nuts are packaged in quantities of 1000 for project efficiency.

$49.99In Stock
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304 Stainless Steel A2-035 Hex Thin Nut, M8 x 0.63 in, Plain, Pkg Qty 1000
Industrial|SKU: FP1553
304 Stainless Steel A2-035 Hex Thin Nut, M8 x 0.63 in, Plain, Pkg Qty 1000

This 304 stainless steel hex thin nut provides a low-profile, corrosion-resistant fastening solution for space-constrained applications. It features an A2-035 material grade for durability and a plain finish. The nut has an M8 thread size with a width across flats of 0.63 inches, designed for use with a standard 0.63-inch wrench. Each package contains 1000 units for bulk project requirements.

$49.99In Stock
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304 Stainless Steel A2-70 Hex Nut, 0.787 in Width, M12 Thread, Pkg Qty 50
Industrial|SKU: AF0377390
304 Stainless Steel A2-70 Hex Nut, 0.787 in Width, M12 Thread, Pkg Qty 50

This 304 stainless steel hex nut provides reliable corrosion resistance for demanding industrial and construction applications. It features an A2-70 material grade for high tensile strength, ensuring a durable and secure fastening solution. The nut has an M12 thread size and a 0.787-inch width across flats for compatibility with standard tools. Supplied with a plain finish, it is packaged in a quantity of 50 units for project efficiency.

$99.99In Stock
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304 Stainless Steel A2-70 Hex Nut, 1.26 in, M20 x 2.0 Fine Thread, Pkg Qty 50
Industrial|SKU: AC3019366
304 Stainless Steel A2-70 Hex Nut, 1.26 in, M20 x 2.0 Fine Thread, Pkg Qty 50

This 304 stainless steel hex nut provides corrosion resistance for demanding industrial and marine applications. It features a 1.26-inch width across flats for standard wrenching, a fine M20 x 2.0 thread pitch for superior vibration resistance, and an A2-70 material grade ensuring a minimum tensile strength of 102,000 PSI. The plain finish offers a clean, non-reflective appearance suitable for functional assemblies.

$99.99In Stock
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304 Stainless Steel A2-70 Hex Nut, 1-9/16" Width, Plain Finish, Pkg Qty 25
Industrial|SKU: AQ0236
304 Stainless Steel A2-70 Hex Nut, 1-9/16" Width, Plain Finish, Pkg Qty 25

This 304 stainless steel hex nut provides reliable corrosion resistance for demanding industrial and marine applications. It meets the A2-70 material grade, ensuring high tensile strength and durability. The nut features a plain finish and a standard M24 thread, with a width across flats of 1-9/16 inches for use with common wrenches. Each package contains 25 pieces for convenient job site or maintenance inventory.

$79.99In Stock
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304 Stainless Steel A2-70 Hex Nut, M10-1.5, 0.63" Flats, Plain, Pkg Qty 100
Industrial|SKU: AQ0230
304 Stainless Steel A2-70 Hex Nut, M10-1.5, 0.63" Flats, Plain, Pkg Qty 100

This 304 stainless steel hex nut provides reliable corrosion resistance for demanding industrial and marine applications. It meets the A2-70 material grade, ensuring a minimum tensile strength of 70,000 PSI. The M10-1.5 thread size and 0.63-inch width across flats conform to ISO 4032 standards for consistent fit and interchangeability. Supplied with a plain finish and packaged in quantities of 100, these nuts offer durable performance in harsh environments.

$29.99In Stock
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