S-2741N25 1.531" ID x 3" OD Tab Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance with the tab lock design that prevents loosening under dynamic loads, ensuring long-term joint integrity.
• Enhanced corrosion protection from zinc-plated steel construction, extending service life in harsh industrial environments.
• Precise fit and secure fastening with a 1.531" inner diameter designed specifically for 1 1/2" screws, reducing installation errors.
• Robust load distribution thanks to the 3" outer diameter and 0.125" thickness, minimizing surface pressure and material fatigue.
• Reliable compliance with REACH regulations, ensuring safe use and environmental responsibility in industrial applications.
• Durable steel material provides high strength and wear resistance, suitable for heavy-duty mechanical assemblies.
• Easy integration in inch-based systems, offering compatibility with standard industrial equipment and reducing procurement complexity.

Professional Applications & Engineering Value

This tab lock washer is engineered to address critical challenges in industrial settings, such as vibration-induced fastener failure and corrosion in demanding environments. Made from zinc-plated steel, it offers excellent durability and resistance to rust, making it ideal for machinery, automotive, and construction applications where reliability is paramount. The tab lock mechanism securely locks the washer in place, preventing rotation and loosening under high-vibration conditions like engines or heavy equipment. With precise dimensions including a 1.531" ID for 1 1/2" screws and a 3" OD for broad load distribution, it ensures stable fastening, reduces maintenance needs, and enhances the longevity of assemblies. This design is particularly valuable in industrial washers and mechanical systems, providing engineers with a dependable solution for critical connections.

Specification Summary & Compliance

This washer features an inner diameter of 1.531", outer diameter of 3", and thickness of 0.125", designed for use with 1 1/2" screws in inch measurement systems. It is manufactured from zinc-plated steel for consistent performance and complies with REACH (EC 1907/2006) standards, ensuring adherence to environmental and safety regulations. The product meets typical industrial specifications for dimensional accuracy and is suitable for various mechanical applications requiring reliable, heavy-duty fastening solutions.