S-92917A200 0.392" ID x 1" OD Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance due to nickel-plated brass construction, ideal for humid or chemically aggressive environments.
• Enhanced durability and load distribution with Rockwell B60 hardness, preventing deformation under pressure.
• Precise fit for 3/8" screws with a 0.392" ID, ensuring secure fastening and reduced vibration loosening.
• Optimal surface coverage and stability from the 1" OD, protecting materials from damage and distributing force evenly.
• Consistent performance and reliability with a controlled thickness range of 0.071-0.091", maintaining uniform pressure.
• Compliance with strict environmental regulations, meeting RoHS 3 and REACH standards for safe industrial use.
• Long-lasting functionality in inch-system applications, providing dependable service in standard measurement setups.

Professional Applications & Engineering Value

This nickel-plated brass flat washer is engineered to address common industrial challenges such as galvanic corrosion, fastener failure, and regulatory non-compliance. The brass core with nickel plating offers excellent corrosion resistance, making it suitable for applications in plumbing, electrical enclosures, and marine equipment where moisture exposure is high. Its Rockwell B60 hardness ensures it maintains shape under repetitive loads, reducing maintenance needs in heavy-duty assemblies. By providing a reliable seal and even load distribution for 3/8" screws, it minimizes wear on connected surfaces and extends the lifespan of mechanical systems, supporting efficient and safe operations in demanding environments.

Specification Summary & Compliance

This washer features precise dimensions: 0.392" ID, 1" OD, and 0.071-0.091" thickness, designed for use with 3/8" screw sizes in inch measurement systems. It conforms to standard flat washer specifications and is manufactured with Rockwell B60 hardness for consistent performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets current environmental safety standards for hazardous substance restrictions.