S-96025A243 4.3 mm ID x 9 mm OD Clipped Washers

Key Features & Benefits at a Glance

• Enhanced Vibration Resistance – The clipped design prevents rotation and loosening under dynamic loads, ensuring reliable long-term fastening.
• Superior Load Distribution – Made from durable steel with a 9mm OD, it effectively spreads pressure and protects sensitive surfaces.
• Precision Metric Fit – 4.3mm inner diameter ensures accurate alignment with M4 screws, reducing installation errors and improving assembly efficiency.
• Optimized Material Strength – Rockwell B40 hardness provides excellent resistance to deformation under stress, maintaining fastener integrity.
• Secure Chemical Compliance – RoHS 3 and REACH compliant, meeting strict industrial safety standards for hazardous substance control.
• Space-Efficient Design – With a clipped width of 7.8mm and thickness of 0.7–0.9mm, it fits compactly in tight assembly spaces.
• Durable Steel Construction – Ensures long service life in demanding environments, from machinery to electrical enclosures.

Professional Applications & Engineering Value

This M4 metric steel clipped washer is engineered to address common industrial challenges such as fastener loosening due to vibration and uneven surface loads. The clipped design locks securely in place, preventing rotation in high-vibration applications like automotive assemblies, machinery, and electronic devices. Made from robust steel with Rockwell B40 hardness, it withstands repeated stress without deforming, ensuring consistent load distribution and protecting components from damage. Its precise 4.3mm ID and 9mm OD provide a reliable fit for M4 screws, reducing the risk of misalignment during automated or manual assembly. Ideal for industrial washers used in heavy-duty settings, this component enhances fastener reliability while complying with RoHS 3 and REACH standards for safe use in regulated environments.

Specification Summary & Compliance

This washer meets precise dimensional tolerances with an inner diameter of 4.3mm, outer diameter of 9mm, thickness of 0.7–0.9mm, and clipped width of 7.8mm, designed for compatibility with M4 screw sizes in metric systems. The steel material ensures consistent performance, backed by Rockwell B40 hardness for durability. It is manufactured in accordance with industry standards and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming adherence to environmental and safety requirements for industrial components.