


Many types of Nuts
GNC Fasteners, your trusted source for high-quality nuts designed to meet the diverse needs of various industries. We specialize in providing a comprehensive range of nuts crafted with precision, durability, and reliability in mind. With a commitment to excellence and innovation, GNC Fasteners ensures that every nut meets stringent quality standards, offering peace of mind to our customers.
- ACORN: #4 thru 3/4" dia. - NC & NF
- COUPLING: 10-24 thru 1 1/4 - 7 - NC only
- CASTLE: 1/4" thru 1 1/2" dia. - NF only
- FINISHED: 1/4" thru 3" dia. - NC & NF
- HEAVY: 1/4" thru 4" dia. - NC only
- GRADE 2H: 1/2" thru 3" dia. - NC only
- HOT DIP GALV: 1/4" thru 1 1/2" dia. - NC only
- KEPS: #4 thru 3/8" dia. - NC & NF
- LOCKNUTS: CONELOK, ESNA, ESLOK, FLEXLOC, GRIPCO, M-F, STOVER, etc.: #0 thru 2" dia. - NC & NF
- LEFT HAND: 1/4" thru 1 1/2" dia. - NC & NF
- MACHINE SCREW: Hex: #0 thru 3/8" dia - NC&NF
- SQUARE: #5 thru 3/8" dia. - NC only
- PEM: ‘CL’ - ‘S’ - ‘WN’ SERIES #2 thru 1/2" dia. - NC & NF
- PLUG: #6 thru 1/2" dia. - NC & NF
- SLOTTED: 1/4" thru 1 1/2" dia. - NC only
- SQUARE: 1/4" thru 1" dia. - NC only
- TEE: #8 thru 3/8" dia. - NC only (except 10-32)
- WING: #4 thru 3/4" dia. - NC & NF
Features
Applications
Features
- Extensive Variety: GNC Fasteners offers an extensive variety of nuts, including hex nuts, lock nuts, wing nuts, and more, available in different sizes, materials, and finishes to suit a wide range of applications.
- Premium Materials: Our nuts are crafted from premium-grade materials such as stainless steel, carbon steel, brass, and aluminum, ensuring exceptional strength, corrosion resistance, and longevity even in the harshest environments.
- Precision Engineering: Each nut is engineered with precision to ensure accurate threading, consistent dimensions, and compatibility with various fastening systems, providing optimal performance and reliability.
- Durability: Built to withstand heavy loads, vibrations, and extreme conditions, our nuts are designed for long-term durability and stability, making them ideal for critical applications across industries.
- Customization Options: At GNC Fasteners, we understand that every project is unique. Therefore, we offer customizable nut solutions tailored to meet specific requirements, including size, thread type, material, and coating options.
- Quality Assurance: Our nuts undergo rigorous quality control measures, including material testing, dimensional checks, and performance evaluation, to ensure they meet or exceed industry standards and customer expectations.
Applications
GNC Fasteners’ nuts are widely used in various industries and applications, including:
- Construction
- Manufacturing
- Automotive
- Machinery
- Electronics
- Aerospace
- Marine

Materials
A large variety of special cold and hot headed parts available from our mills. Many items that are currently produced on screw machines are adaptable to cold heading, which will naturally reduce the cost of the finished product. It is impossible to list all of the dies, etc., available as they run into many thousands of items We would be most happy to receive your prints and inquiries for these specialty items. Minimum mill production runs, depending on the size and shape of the special item, will run between 10M to 25M pieces.
Why GNC Fasteners
Choose GNC Fasteners for premium-quality bolts that deliver unmatched performance, durability, and value for your projects. Experience the difference with GNC Fasteners today.
- Ready to ship
- Always in Stock
- Large Quantities
- On time Delivery

