S-92917A195 0.392" ID x 0.875" OD General Purpose Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance with nickel-plated brass construction, ideal for harsh or humid industrial environments.
• Excellent durability and load distribution thanks to Rockwell B60 hardness, reducing wear and extending component life.
• Precise fit for 3/8" screws with 0.392" ID, ensuring secure fastening and minimizing loosening under vibration.
• Optimized surface coverage with 0.875" OD, providing better support and preventing surface damage.
• Consistent thickness control between 0.052" and 0.072" for uniform pressure distribution and reliable assembly.
• Compliance with strict environmental standards including RoHS 3 and REACH, ensuring safe use in regulated industries.
• Long-term reliability in inch-system applications, maintaining performance in demanding mechanical setups.

Professional Applications & Engineering Value

This nickel-plated brass flat washer is engineered to address common industrial challenges such as corrosion, galvanic reactions, and fastener failure. The brass material with nickel plating offers excellent resistance to rust and tarnish, making it suitable for outdoor equipment, marine hardware, and electrical enclosures where moisture is a concern. With a precise 0.392" ID and 0.875" OD, it ensures a snug fit on 3/8" screws, distributing clamp load evenly to prevent joint loosening and surface indentation. Its Rockwell B60 hardness provides the necessary strength without brittleness, ideal for assemblies in machinery, automotive, and plumbing systems that require durable, corrosion-resistant washers with consistent performance.

Specification Summary & Compliance

This flat washer features an inner diameter of 0.392", outer diameter of 0.875", and thickness ranging from 0.052" to 0.072", designed for use with 3/8" screws in inch measurement systems. It meets standard dimensional tolerances for flat washers and is manufactured from nickel-plated brass with a hardness of Rockwell B60. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety standards for industrial applications.