S-91100A356 17.1 mm ID x 49.6 mm OD DIN 9021 Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion protection with zinc plating that extends service life in demanding industrial environments
• Optimal load distribution through precise 49.6mm outer diameter that prevents surface damage to connected materials
• Perfect fit for M16 fasteners with 17.1mm inner diameter ensuring secure installation and vibration resistance
• Enhanced durability for Class 8.8 applications providing reliable performance in high-stress mechanical assemblies
• Industry-standard compliance with DIN 9021 specifications guaranteeing consistent quality and dimensional accuracy
• Environmental responsibility through RoHS 3 and REACH compliance for sustainable manufacturing practices
• Consistent thickness control (2.7-3.3mm) ensuring uniform pressure distribution and fastener stability

Professional Applications & Engineering Value

This M16 flat washer delivers exceptional engineering value in industrial applications where vibration resistance and surface protection are critical. The zinc-plated steel construction provides essential corrosion resistance for outdoor equipment, machinery assemblies, and structural connections exposed to environmental elements. Engineered to DIN 9021 standards, this metric washer ensures precise dimensional consistency that prevents loosening under dynamic loads. The robust design specifically supports Class 8.8 fastener strength requirements, making it ideal for automotive components, construction frameworks, and heavy machinery where reliable load distribution is paramount. The combination of material durability and standardized dimensions solves common challenges of fastener fatigue and surface damage in demanding industrial washers applications.

Specification Summary & Compliance

This flat washer maintains precise dimensional tolerances with 17.1mm inner diameter and 49.6mm outer diameter, manufactured according to DIN 9021 specifications for consistent quality. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial sectors. Designed specifically for Class 8.8 fastener strength grade applications with thickness maintained between 2.7-3.3mm for optimal performance.