S-90481A262 0.348" ID x 1" OD Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction for extended service life in demanding environments
• Precise dimensional fit with 0.348" inner diameter specifically engineered for 5/16" screw applications
• Optimal load distribution provided by 1" outer diameter design to prevent surface damage and loosening
• Versatile thickness range from 0.047" to 0.080" accommodates various assembly requirements and tolerances
• Enhanced environmental compliance with RoHS 3 and REACH standards for global industrial applications
• Reliable performance in inch measurement system for seamless integration with standard industrial components
• Durable steel core maintains structural integrity under typical assembly pressures and operating conditions

Professional Applications & Engineering Value

This zinc-plated steel flat washer delivers critical engineering solutions for industrial assembly challenges. The zinc plating provides essential corrosion resistance, protecting against environmental degradation in manufacturing facilities, outdoor equipment, and machinery applications. With precise dimensions of 0.348" ID and 1" OD, this flat washer ensures perfect alignment with 5/16" screws, preventing bolt loosening and distributing clamp load effectively across connected surfaces. The controlled thickness variation (0.047-0.080") accommodates manufacturing tolerances while maintaining consistent performance in industrial washers applications, from heavy machinery to precision equipment assemblies where vibration resistance and long-term reliability are paramount.

Specification Summary & Compliance

This flat washer features inch system dimensions with 0.348" inner diameter, 1" outer diameter, and thickness ranging 0.047-0.080" specifically designed for 5/16" screw applications. Manufactured from zinc-plated steel for durability, the product fully complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring safe use in global industrial markets. The washer meets standard industrial specifications for flat washers in inch measurement systems.