BS A 321:1997 Nuts, Anchor, Self-Locking, Floating, Self-Aligning, Single Lug

Introducing the BS A 321:1997 standard for nuts that are designed to meet the highest demands of engineering and construction. This standard specifies the dimensions and classifications of anchor nuts that are self-locking, floating, self-aligning, and feature a single lug with MJ threads. These nuts are engineered to perform under high-stress conditions, making them ideal for a variety of industrial applications.

Key Features

• Self-Locking: The self-locking feature ensures that the nut remains securely fastened, even under conditions of vibration and dynamic loads.
• Floating and Self-Aligning: These nuts are designed to accommodate misalignment, providing flexibility and ease of installation.
• Single Lug Design: The single lug design offers simplicity and efficiency in assembly, reducing installation time and effort.
• MJ Threads: The use of MJ threads provides a high level of precision and strength, suitable for critical applications.

Performance Classifications

The BS A 321:1997 standard classifies these nuts based on their performance at various temperatures, ensuring reliability in diverse environments:

• 900 MPa at Ambient Temperature/235°C: Suitable for applications where moderate heat resistance is required.
• 900 MPa at Ambient Temperature/315°C: Ideal for environments with higher temperature demands.
• 900 MPa at Ambient Temperature/425°C: Designed for extreme temperature conditions, providing exceptional durability and performance.

Technical Specifications

This standard, identified by the number BS A 321:1997, was released on October 15, 1997. It is a comprehensive document spanning 12 pages, detailing the dimensions and specifications necessary for the proper application of these nuts. The standard is recognized by its ISBN: 0 580 28732 7.

Applications

The BS A 321:1997 nuts are versatile and can be used in a wide range of applications, including:

• Aerospace: Ensuring secure fastening in aircraft components where reliability is critical.
• Automotive: Providing robust connections in vehicles, particularly in high-performance and racing applications.
• Construction: Used in structural applications where strength and stability are paramount.
• Industrial Machinery: Suitable for use in heavy machinery and equipment, offering durability and resistance to wear.

Why Choose BS A 321:1997 Nuts?

Choosing the BS A 321:1997 standard nuts means opting for quality, reliability, and performance. These nuts are designed to meet stringent industry standards, ensuring that they perform exceptionally well in demanding conditions. Whether you are working in aerospace, automotive, construction, or industrial sectors, these nuts provide the assurance of safety and efficiency.

Moreover, the self-locking and self-aligning features reduce the risk of loosening and misalignment, which can lead to costly repairs and downtime. The floating design allows for easy installation, even in challenging environments, making these nuts a practical choice for engineers and technicians.

Conclusion

The BS A 321:1997 standard for nuts is a testament to engineering excellence, offering a product that is both versatile and reliable. With its comprehensive specifications and robust performance classifications, this standard ensures that you have the right solution for your fastening needs. Invest in quality and performance with BS A 321:1997 nuts, and experience the difference in your projects.

BS A 321:1997

This standard BS A 321:1997 Nuts, anchor, self-locking, floating, self-aligning, single lug, with MJ threads, classifications: 900 MPa (at ambient temperature)/235°C, 900 MPa (at ambient temperature)/315°C and 900 MPa (at ambient temperature)/425°C. Dimensions is classified in these ICS categories:

• 49.030.30 Nuts

This International Standard specifies the dimensions of floating, self-aligning, single lug anchor nuts, with MJ threads and a self-locking feature achieved by forming the upper portion out-of-round, of classifications: 900 MPa¹)/235 °C²), 900 MPa¹)/315 °C²)and 900 MPa¹)/425 °C²).

This International Standard is only applicable for the compilation of aerospace product standards.