S-93413A290 0.531" ID x 2" OD Oversized Washers

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with black protective coating for extended service life in harsh industrial environments
• Optimal load distribution through precise 2" outer diameter design, preventing surface damage and fastener loosening
• Perfect fit for 1/2" fasteners with 0.531" inner diameter ensuring secure installation and vibration resistance
• Reliable Grade 2 strength classification providing consistent performance for standard industrial applications
• Versatile thickness range (0.051-0.084") accommodating various assembly requirements and gap-filling needs
• Full regulatory compliance meeting RoHS 3 and REACH standards for safe, environmentally responsible manufacturing
• Durable steel construction offering excellent mechanical properties and long-term reliability

Professional Applications & Engineering Value

This heavy-duty flat washer delivers exceptional engineering value through its black corrosion-resistant coated steel construction, specifically engineered to combat rust and degradation in demanding industrial settings. The precise dimensional specifications - including the 0.531" inner diameter perfectly matched to 1/2" fasteners and substantial 2" outer diameter - ensure optimal load distribution across connected surfaces, preventing material deformation and maintaining joint integrity under vibration and dynamic loads. The Grade 2 classification provides reliable performance for standard industrial assemblies while the corrosion-resistant properties make these industrial washers ideal for outdoor equipment, machinery, construction applications, and manufacturing facilities where environmental factors would compromise ordinary fasteners.

Specification Summary & Compliance

Manufactured to inch system specifications with precise dimensional tolerances: 0.531" inner diameter, 2" outer diameter, and thickness ranging 0.051-0.084". This flat washer carries Grade 2 classification for consistent mechanical properties and meets stringent regulatory requirements including RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) compliance with current SVHC documentation as of June 14, 2023, ensuring environmental responsibility and workplace safety standards.