S-90107A041 1.562" ID x 3.25" OD Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments due to 316 stainless steel construction, ideal for marine, chemical, and outdoor applications.
• Precise dimensional fit with a 1.562" ID and 3.25" OD ensures optimal load distribution and secure fastening for 1 1/2" screws.
• Enhanced durability and longevity from the robust 316 stainless steel material, reducing replacement frequency and maintenance costs.
• Reliable environmental compliance with RoHS 3 and REACH standards, ensuring safe use in regulated industries and global markets.
• Versatile industrial application across various sectors, providing consistent performance in heavy-duty assemblies and equipment.
• Accurate thickness control between 0.133" and 0.147" for uniform pressure distribution and improved joint integrity.
• Broad compatibility with inch-system fasteners, simplifying sourcing and integration into existing industrial setups.

Professional Applications & Engineering Value

This 316 stainless steel flat washer is engineered to address common industrial challenges such as corrosion-induced failure and inconsistent load bearing. Its high-grade 316 stainless steel material offers exceptional resistance to chlorides and acidic conditions, making it a reliable choice for marine equipment, chemical processing plants, and food industry machinery. The precise 1.562" ID and 3.25" OD dimensions ensure a snug fit for 1 1/2" screw size applications, preventing loosening under vibration and distributing loads evenly to protect surfaces. By incorporating RoHS 3 and REACH compliance, this washer supports sustainable manufacturing practices while delivering long-term performance in demanding environments, reducing downtime and enhancing assembly reliability.

Specification Summary & Compliance

This flat washer adheres to standard inch-system measurements with an inner diameter of 1.562", outer diameter of 3.25", and thickness ranging from 0.133" to 0.147", designed specifically for use with 1 1/2" screws. It conforms to environmental regulations, including RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) compliance as of June 14, 2023, covering 235 SVHCs, ensuring it meets stringent safety and sustainability criteria for industrial applications.