In industrial and structural applications, choosing the right type of nut can mean the difference between long-term reliability and costly failure. Whether you’re overseeing operations in New York, managing construction in New Jersey, or running equipment in Chicago, having high-performance, USA-made fasteners is critical. At G-Fast, we specialize in supplying a full range of industrial nuts, including miniature self-locking nuts, finished hex nuts, 2H nuts, and more—engineered for strength and durability.
What Are Miniature Self-Locking Nuts?
Miniature self-locking nuts are essential when secure fastening is needed in tight or compact spaces. These nuts resist loosening under vibration or torque, making them ideal for high-performance and precision-critical environments.
Key Features:
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Compact size for tight spaces
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Built-in locking feature for vibration resistance
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No need for external locking washers
Common Applications:
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Aerospace equipment
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Electronics and robotics
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Small-scale automotive components
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Medical device manufacturing
Our miniature self-locking nuts are built to last and meet rigorous industrial standards. Whether you’re sourcing hardware in New York, New Jersey, or Chicago, G-Fast offers fast, reliable delivery to keep your operations running.
Finished Hex Nuts – Industry Standard for Secure Fastening
A staple across industries, finished hex nuts are the go-to solution for general-purpose fastening. They are used in combination with bolts, screws, and studs to secure mechanical assemblies.
Advantages of Finished Hex Nuts:
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Available in various materials: carbon steel, stainless steel, and alloy
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Threads conform to SAE or ISO standards
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Compatible with standard hex bolts
From construction projects to manufacturing, G-Fast delivers USA-made finished hex nuts that meet or exceed industry performance standards.
Finished Hex Jam Nuts – Low-Profile Option for Tight Assemblies
When vertical space is limited, finished hex jam nuts offer a slimmer profile. These thin nuts are often used as locknuts or in conjunction with other nuts for additional security.
Benefits of Finished Hex Jam Nuts:
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Prevent loosening from vibration when used with a primary nut
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Ideal for adjusting components without increasing stack height
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Great for mechanical and structural assemblies
Available in multiple finishes and grades, our finished hex jam nuts are ready to ship across the USA, with priority service to Chicago, New York, and New Jersey.
Heavy Hex Nuts – Built for High-Stress Applications
For structural or heavy-duty fastening, heavy hex nuts provide the extra strength and load-bearing capacity you need. Their larger size and thicker body offer better torque handling and stress distribution.
Common Use Cases:
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Structural steel connections
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Bridge and highway construction
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Pressure vessel assemblies
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Oil and gas applications
Our heavy hex nuts are manufactured in compliance with ASTM standards and are available in grades such as ASTM A563 and A194. We offer fast, nationwide delivery, including large bulk orders for infrastructure and industrial projects.
2H Nuts – High-Strength Structural Fastening
2H nuts are a type of heavy hex nut designed specifically for high-pressure and high-temperature environments. Made from medium carbon steel and heat-treated, they’re widely used in construction, power plants, and the petrochemical industry.
Key Specifications:
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Meet ASTM A194 Grade 2H standards
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Used with ASTM A193 Grade B7 bolts
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Ideal for high-tension applications
We supply 2H nuts in a wide range of sizes and coatings, including plain, zinc-plated, and hot-dip galvanized. Whether you’re in New Jersey, New York, or Chicago, we deliver across the country with dependable lead times and USA-manufactured quality.
Why G-Fast is the Trusted Nut Supplier in the USA
As a top fastener supplier in the USA, G-Fast is committed to delivering quality, reliability, and service you can count on.
Here’s what makes us different:
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USA-Made Fasteners: All our nuts, including miniature self-locking nuts, are produced with domestic materials under strict quality control.
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Nationwide Coverage: We ship to all 50 states with specialized services in New York, New Jersey, and Chicago.
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Bulk and Custom Orders: Whether you’re sourcing 500 or 50,000 units, we fulfill large and small orders with consistent quality.
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Expert Support: Our team can help you choose the right fastener for your specific industrial or commercial application.
Industries We Serve
Our wide inventory supports multiple sectors:
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Construction and structural engineering
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Aerospace and defense
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Automotive manufacturing
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Energy and oil industries
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Medical device production
We make sure every order meets your exact specifications, from thread pitch to finish—because getting the right nut matters.
Final Thoughts
Whether you need miniature self-locking nuts, finished hex nuts, or 2H heavy hex nuts, G-Fast is your reliable partner for fasteners in the USA. We deliver strength, precision, and peace of mind—no matter your industry or location.
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