What is a Square Nut? Features and Usage Areas
What is a Square Nut? Features and Usage Areas
A square nut, with its four-cornered shape, offers a secure grip and easy installation as a fastening element. With high torque capacity, a wide contact surface and a long service life, it is used across a broad range of applications from industry and furniture manufacturing to electrical & lighting sectors and automotive.
At Çıkar Somun, we have been producing square nuts in compliance with technical drawings and high quality standards since 1983. In this article we explain what square nuts are, where they are used, their advantages and what to consider when choosing the right one.
Square Nut Features
- Design: The four-cornered form enables easy gripping with a wrench or pliers.
- Materials: Carbon steel, stainless steel, brass, etc.
- Coating Options: Zinc plating, galvanizing, nickel, phosphate, etc.
- Thread Sizes: Manufactured in various sizes from M3 to M12.
Advantages of Using Square Nuts
- Easy Assembly and Disassembly: The cornered shape prevents the wrench from slipping during installation.
- High Torque Resistance: Allows higher tightening torque compared to round nuts.
- Wide Contact Surface: Provides better load distribution on the joining surface.
- Long Service Life: High resistance to corrosion with suitable coatings.
Where Are Square Nuts Used?
- Electrical & Lighting: Switch and socket installations, panel connections.
- Furniture Manufacturing: Wood connections, cabinet and table assembly.
- Machinery & Industry: Steel constructions, maintenance and repair works.
- Automotive & Rail Systems: Special connection points.
Production and Quality Standards for Square Nuts
- ISO 9001:2015 Certified Production – Quality control at every stage.
- Manufacturing According to Technical Drawings – Custom dimensions for client projects.
- High Capacity – Capability to produce millions of pieces daily.
What to Consider When Choosing a Square Nut
- Correct Size: Must match the thread size of the bolt to be used.
- Material Type: Choose according to the working environment’s humidity and corrosion risk.
- Coating Choice: Select a coating suitable for indoor or outdoor use.
Çıkar Somun: Quality and Trust in Square Nuts
With over 40 years of experience, we manufacture square nuts tailored for electrical, lighting and industrial applications.
📩 To request a quote or samples, contact us.