S-91717A113 0.281" ID x 1" OD Clipped Washers

Key Features & Benefits at a Glance

• Enhanced Load Distribution: The 1" outer diameter provides a wide bearing surface, reducing stress and preventing surface damage in demanding applications.
• Secure Fit for 1/4" Fasteners: Precision 0.281" inner diameter ensures a snug, reliable fit on 1/4" screws, minimizing loosening from vibration.
• Superior Durability: Made from high-quality steel with a Rockwell B40 hardness rating, offering excellent resistance to wear and deformation under pressure.
• Easy Installation and Alignment: The clipped design with a 0.82" width allows for quick placement and alignment, speeding up assembly processes.
• Consistent Performance: Tight thickness tolerance (0.056-0.071") ensures uniform performance and reliable spacing in various industrial setups.
• Environmental and Safety Compliance: Meets RoHS 3 and REACH standards, ensuring safe use in regulated industries without hazardous substances.
• Versatile Inch System Compatibility: Designed for inch-based systems, making it ideal for North American and global machinery requiring standardized fasteners.

Professional Applications & Engineering Value

This steel clipped washer is engineered to address common industrial challenges such as vibration-induced loosening and uneven load distribution. Its clipped design facilitates rapid installation in tight spaces, reducing assembly time in automated or high-volume production lines. The Rockwell B40 hardness ensures long-term reliability in heavy-duty applications, from machinery manufacturing to construction equipment, where consistent performance under stress is critical. By providing a robust barrier against corrosion and wear, this washer extends the lifespan of 1/4" screw fastenings, making it a cost-effective solution for maintenance and OEM projects. Its compliance with international standards like RoHS and REACH further supports its use in environmentally conscious industries, ensuring safety and durability without compromising on regulatory requirements.

Specification Summary & Compliance

This washer features precise dimensions, including an ID of 0.281", OD of 1", thickness range of 0.056-0.071", and a clipped width of 0.82", ensuring accurate fit and performance for 1/4" screw size applications. Manufactured from steel with a Rockwell B40 hardness, it adheres to standard inch measurement systems for broad compatibility. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety for use in various industrial sectors without restricted substances.