S-93490A030 0.34" ID x 0.875" OD General Purpose Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance for long-lasting performance in harsh marine and outdoor environments
• Precise dimensional fit with 0.34" ID and 0.875" OD ensures proper alignment and load distribution for 5/16" screws
• Durable silicon bronze construction provides excellent strength and reliability in demanding applications
• Environmental compliance assurance with RoHS 3 and REACH compliance for safe, regulated usage
• Consistent thickness control (0.055-0.069") maintains uniform pressure distribution across fastened surfaces
• Ideal for marine-grade applications where saltwater exposure requires exceptional corrosion protection
• Heavy-duty performance in industrial settings requiring reliable, long-term fastening solutions

Professional Applications & Engineering Value

Engineered specifically for challenging environments, these silicon bronze flat washers deliver exceptional value in marine, coastal, and outdoor industrial applications where corrosion is a primary concern. The silicon bronze material offers inherent resistance to saltwater corrosion and atmospheric degradation, making them ideal for boat fittings, dock hardware, and outdoor structures exposed to harsh weather conditions. The precise 5/16" screw size compatibility and inch system measurements ensure perfect fitment with standard fasteners, while the flat washer design provides optimal load distribution to prevent surface damage and maintain joint integrity. These washers solve critical engineering challenges by offering reliable performance where standard steel washers would quickly deteriorate, extending equipment lifespan and reducing maintenance costs in corrosive environments.

Specification Summary & Compliance

This flat washer features precise inch system dimensions with 0.34" inner diameter, 0.875" outer diameter, and thickness ranging from 0.055" to 0.069" for consistent performance. Manufactured to industry standards for 5/16" screw size applications, these washers ensure proper fit and function. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting the latest environmental standards for hazardous substance restrictions and chemical safety.