S-95160A260 0.894" ID x 1.459" OD ASME B18.21.1 Split Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance ensures bolts and nuts remain securely fastened in high-motion industrial environments, reducing maintenance frequency.
• Heavy-duty Hot-Dipped Galvanized Steel construction provides excellent corrosion resistance, extending service life in harsh or outdoor applications.
• Rockwell C38 hardness rating offers exceptional durability and spring-back action, maintaining locking force under heavy loads.
• Precision 0.894" ID and 1.459" OD dimensions ensure a perfect fit for 7/8" screws, preventing misalignment and installation issues.
• ASME B18.21.1 standard compliance guarantees consistent quality, dimensional accuracy, and reliable performance in mechanical assemblies.
• RoHS 3 (2015/863/EU) compliance makes this washer safe for use in regulated industries and environmentally conscious supply chains.
• Standard split lock design delivers proven, cost-effective locking for a wide range of general industrial and construction applications.

Professional Applications & Engineering Value

This Split Lock Washer is engineered to solve critical fastening challenges in demanding environments. The Hot-Dipped Galvanized Steel material provides a thick, bonded zinc coating that resists rust and corrosion, making it ideal for outdoor machinery, structural steel connections, and marine applications. Its split lock design and Rockwell C38 hardness work together to generate constant spring tension, which counters loosening caused by vibration, thermal cycling, and dynamic loads. This is particularly valuable in assembly lines, heavy equipment, and transportation systems where vibration resistance is non-negotiable. By meeting ASME B18.21.1 specifications, it ensures interchangeability and reliability, reducing downtime and replacement costs for maintenance teams and OEMs.

Specification Summary & Compliance

This washer features an Inside Diameter (ID) of 0.894", Outside Diameter (OD) of 1.459", and Thickness of 0.219", designed specifically for 7/8" screw size. It conforms to the ASME B18.21.1 standard for split lock washers, ensuring precise dimensional tolerances and mechanical properties. The product is manufactured from Hot-Dipped Galvanized Steel and meets RoHS 3 (2015/863/EU) compliance, confirming it is free of hazardous substances and suitable for global industrial use.