S-91227A015 0.2" ID x 0.25" OD Wave Spring Lock Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh or marine environments where rust prevention is critical.
• Exceptional vibration dampening due to the wave design, maintaining bolt tension and preventing loosening in dynamic applications.
• High durability and load-bearing capacity provided by a Rockwell C46 hardness, ensuring long-term performance under stress.
• Precise fit for No. 8 screws with a 0.2" ID and 0.25" OD, enabling easy installation and reliable assembly integrity.
• Optimal spring force in compact spaces with a 0.055" overall height and 0.006" thickness, offering effective compensation for thermal expansion and joint settlement.
• Compliance with stringent environmental regulations, including RoHS 3 and REACH, ensuring safety and suitability for global markets.
• Reliable performance in inch-system applications, designed for seamless integration with standard industrial components.

Professional Applications & Engineering Value

This 316 stainless steel wave washer is engineered to address common industrial challenges such as vibration-induced fastener failure and material degradation. Its wave form structure provides consistent spring action, which compensates for thermal expansion and maintains clamp load in assemblies subjected to dynamic stresses. The use of 316 stainless steel offers excellent resistance to corrosion from chemicals, saltwater, and atmospheric exposure, making it a robust choice for marine equipment, chemical processing machinery, and outdoor infrastructure. With a Rockwell C46 hardness, it withstands repeated compression cycles without permanent deformation, ensuring longevity in high-cycle applications. The precise dimensions, including the 0.2" ID and 0.25" OD, guarantee a secure fit for No. 8 screw sizes, reducing installation errors and enhancing overall system reliability in precision assemblies and heavy-duty industrial uses.

Specification Summary & Compliance

This wave washer adheres to standard inch system measurements with an internal diameter of 0.2", outer diameter of 0.25", thickness of 0.006", and overall height of 0.055", designed for No. 8 screw applications. It meets general industrial tolerances for consistent performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and suitable for use in regulated environments.