S-91717A116 0.406" ID x 1" OD Clipped Washers

Key Features & Benefits at a Glance

• Enhanced Fastening Security – The 0.85" clipped width prevents rotation during installation, ensuring stable and reliable connections in dynamic environments.
• Superior Durability – Made from high-strength steel with a Rockwell B40 hardness rating, offering excellent resistance to wear and deformation under heavy loads.
• Precision Fit for 3/8" Screws – With an exact 0.406" ID, this washer provides a snug fit, reducing the risk of misalignment and improving assembly efficiency.
• Optimal Load Distribution – The 1" OD and 0.056-0.071" thickness help spread pressure evenly, protecting surfaces and extending the life of fastened components.
• Compliance with Global Standards – Meets RoHS 3 and REACH regulations, ensuring safe use in regulated industries without hazardous substances.
• Versatile Inch System Compatibility – Designed to imperial measurements, making it ideal for machinery and equipment using inch-based fastening systems.
• Time-Saving Installation – The clipped design allows for quick placement and alignment, speeding up assembly processes in high-volume production.

Professional Applications & Engineering Value

This clipped steel washer is engineered to address common industrial challenges such as vibration-induced loosening and component wear. Its Rockwell B40 hardness ensures it maintains integrity under repetitive stress, making it suitable for heavy-duty applications in automotive, machinery, and construction sectors. The precise 0.406" ID and 1" OD provide a secure fit for 3/8" screws, minimizing play and enhancing load-bearing capacity. The clipped feature allows for easy alignment on bolts, reducing installation time and improving workflow efficiency in assembly lines. By using inch system measurements, it seamlessly integrates with existing equipment, offering reliable performance in demanding environments where durability and compliance are critical.

Specification Summary & Compliance

This washer adheres to standard inch dimensions with an ID of 0.406", OD of 1", and thickness range of 0.056-0.071", ensuring precise fit and function. It is manufactured from steel with a Rockwell B40 hardness for consistent mechanical properties. The product complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free from restricted substances and safe for industrial use.