S-91144A126 23 mm ID x 39 mm OD DIN 6916, ISO 7416 Structural Washers

Key Features & Benefits at a Glance

• Exceptional load distribution with a 39mm outer diameter to prevent surface damage and loosening under heavy loads
• Superior corrosion resistance from black steel material, ideal for harsh industrial environments
• Precise fit for M22 screws with a 23mm inner diameter ensuring secure fastening and vibration resistance
• Enhanced durability with Rockwell C45 hardness for long-lasting performance under high stress
• Reliable compliance with DIN 6916 and ISO 7416 standards for consistent quality and interchangeability
• Environmental safety through RoHS 3 and REACH compliance, meeting strict regulatory requirements
• Robust thickness tolerance of 3.7-4.3mm for uniform pressure distribution and structural integrity

Professional Applications & Engineering Value

This heavy-duty flat washer is engineered to address critical challenges in industrial settings, such as joint failure and fastener loosening due to vibration and dynamic loads. Made from black steel, it offers excellent corrosion resistance, making it suitable for outdoor machinery, construction equipment, and automotive assemblies where exposure to moisture and chemicals is common. The M22 metric size and precise flat washer design ensure optimal load spreading, reducing stress concentrations on connected surfaces. By adhering to DIN 6916 and ISO 7416 standards, it guarantees dimensional accuracy and reliability, minimizing downtime and maintenance costs in demanding applications like structural steelwork and heavy machinery.

Specification Summary & Compliance

This washer features a 23mm inner diameter, 39mm outer diameter, and thickness of 3.7-4.3mm, manufactured to DIN 6916 and ISO 7416 standards for precise dimensional tolerances and performance. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material integrity for industrial use.