• Metric Structural and Heavy Hex Nuts

Metric Structural and Heavy Hex Nuts

Metric Structural and Heavy Hex Nuts are internally threaded fasteners that pair with bolts and threaded rod to complete a joint. Choosing the right nut style and grade keeps a joint tight under load, vibration, and changing conditions. South Coast Fasteners stocks Metric Structural and Heavy Hex Nuts in a full range of sizes, grades, and finishes, with fast 3-5 day shipping. Popular options include plain steel metric structural and heavy hex nuts, M10 metric structural and heavy hex nuts, and M12 metric structural and heavy hex nuts.

 Product Name
Part Number
Diameter
  1
Thread Pitch
Thread
Material
Finish
 
  M10 1.50 CoarseASTM A-194 Grade 2HPlain
  M12 1.75 CoarseASTM A-194 Grade 2HPlain
  M14 2.00 CoarseASTM A-194 Grade 2HPlain
  M16 2.00 CoarseASTM A-194 Grade 2HPlain
  M18 2.50 CoarseASTM A-194 Grade 2HPlain
  M20 2.50 CoarseASTM A-194 Grade 2HPlain
  M22 2.50 CoarseASTM A-194 Grade 2HPlain
  M24 3.00 CoarseASTM A-194 Grade 2HPlain
  M27 3.00 CoarseASTM A-194 Grade 2HPlain
  M30 3.50 CoarseASTM A-194 Grade 2HPlain
  M33 3.50 CoarseASTM A-194 Grade 2HPlain
  M36 4.00 CoarseASTM A-194 Grade 2HPlain
  M39 4.00 CoarseASTM A-194 Grade 2HPlain
  M42 4.50 CoarseASTM A-194 Grade 2HPlain
  M48 5.00 CoarseASTM A-194 Grade 2HPlain
  M52 5.00 CoarseASTM A-194 Grade 2HPlain
  M56 5.50 CoarseASTM A-194 Grade 2HPlain
  M64 6.00 CoarseASTM A-194 Grade 2HPlain
Showing 1-18 of 18 Results
Diameter: M10
Thread Pitch: 1.50
Thread: Coarse
Material: ASTM A-194 Grade 2H
Finish: Plain
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Diameter: M12
Thread Pitch: 1.75
Thread: Coarse
Material: ASTM A-194 Grade 2H
Finish: Plain
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Diameter: M14
Thread Pitch: 2.00
Thread: Coarse
Material: ASTM A-194 Grade 2H
Finish: Plain
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Diameter: M16
Thread Pitch: 2.00
Thread: Coarse
Material: ASTM A-194 Grade 2H
Finish: Plain
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Diameter: M18
Thread Pitch: 2.50
Thread: Coarse
Material: ASTM A-194 Grade 2H
Finish: Plain
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Diameter: M20
Thread Pitch: 2.50
Thread: Coarse
Material: ASTM A-194 Grade 2H
Finish: Plain
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Diameter: M22
Thread Pitch: 2.50
Thread: Coarse
Material: ASTM A-194 Grade 2H
Finish: Plain
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Diameter: M24
Thread Pitch: 3.00
Thread: Coarse
Material: ASTM A-194 Grade 2H
Finish: Plain
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Diameter: M27
Thread Pitch: 3.00
Thread: Coarse
Material: ASTM A-194 Grade 2H
Finish: Plain
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Diameter: M30
Thread Pitch: 3.50
Thread: Coarse
Material: ASTM A-194 Grade 2H
Finish: Plain
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Diameter: M33
Thread Pitch: 3.50
Thread: Coarse
Material: ASTM A-194 Grade 2H
Finish: Plain
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Diameter: M36
Thread Pitch: 4.00
Thread: Coarse
Material: ASTM A-194 Grade 2H
Finish: Plain
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Diameter: M39
Thread Pitch: 4.00
Thread: Coarse
Material: ASTM A-194 Grade 2H
Finish: Plain
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Diameter: M42
Thread Pitch: 4.50
Thread: Coarse
Material: ASTM A-194 Grade 2H
Finish: Plain
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Diameter: M48
Thread Pitch: 5.00
Thread: Coarse
Material: ASTM A-194 Grade 2H
Finish: Plain
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Diameter: M52
Thread Pitch: 5.00
Thread: Coarse
Material: ASTM A-194 Grade 2H
Finish: Plain
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Diameter: M56
Thread Pitch: 5.50
Thread: Coarse
Material: ASTM A-194 Grade 2H
Finish: Plain
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Diameter: M64
Thread Pitch: 6.00
Thread: Coarse
Material: ASTM A-194 Grade 2H
Finish: Plain
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Materials and Finishes

Metric Structural and Heavy Hex Nuts run from general-purpose carbon steel up to high-strength alloy and stainless, finished anywhere from plain and zinc to hot-dip galvanized for wet or outdoor work. Pair them with bolts, Flat Washers, and finished hex nuts to round out the assembly.

How to Choose

Size it first with diameter, thread pitch, and length. From there, pick the grade that handles the load and a finish that matches where it will live, moving to alloy or stainless for high-stress or wet conditions.

Metric Structural and Heavy Hex Nuts Industry Applications

Metric Structural and Heavy Hex Nuts are specified across the trades. Marine & offshore and manufacturing specify them for serviceable, high-strength joints, while construction fasten flanges, brackets, and structural members with them. From grade 2 through grade 8 alloy, plain to zinc and hot-dip galvanized, matched to the load and the environment. Stocked in metric DIN and ISO sizes.

Frequently Asked Questions

What materials and finishes are metric structural and heavy hex nuts available in?

Metric Structural and Heavy Hex Nuts run from general-purpose carbon steel up to high-strength alloy and stainless, finished anywhere from plain and zinc to hot-dip galvanized for wet or outdoor work. Common options include hex nuts and heavy hex nuts.

What are metric structural and heavy hex nuts used for?

Metric Structural and Heavy Hex Nuts see daily use across marine and offshore, manufacturing, and construction, from structural framing and heavy equipment to machinery and general repair.

How do I choose the right metric structural and heavy hex nuts?

Size it first with diameter, thread pitch, and length. From there, pick the grade that handles the load and a finish that matches where it will live, moving to alloy or stainless for high-stress or wet conditions.

Can I order in bulk or request a quote?

Yes. Stock covers small orders and full production runs. Reach out for a quote or product help.

Why Choose South Coast Fasteners?

We are a single source for fasteners, PPE, hand tools, cutting tools, abrasives, and industrial supplies, priced to compete and shipped fast by a crew that uses this gear every day. We also stock structural bolts.