S-92916A410 0.392" ID x 1" OD Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from high-quality brass material, ideal for humid or chemically aggressive environments
• Enhanced load distribution with precise 1" outer diameter, preventing surface damage and fastener loosening
• Perfect fit for 3/8" screws with 0.392" inner diameter, ensuring secure fastening and vibration resistance
• Durable mechanical performance backed by Rockwell B60 hardness for long service life under pressure
• Consistent dimensional accuracy with thickness ranging 0.071-0.091", guaranteeing reliable assembly every time
• Safe for regulated industries with full RoHS 3 and REACH compliance, meeting strict environmental standards
• Broad compatibility with inch-system components, simplifying sourcing for North American industrial applications

Professional Applications & Engineering Value

Engineered for demanding industrial environments, these brass flat washers deliver exceptional value in applications where corrosion resistance and electrical conductivity are critical. The Rockwell B60 hardness ensures maintained structural integrity under repeated stress, while the precise 0.392" ID provides optimal alignment with 3/8" screws in machinery assembly, electrical enclosures, and marine equipment. The 1" OD creates an ideal bearing surface that distributes clamping force evenly, preventing joint failure in vibration-prone systems. As RoHS 3 and REACH compliant components, they meet the stringent requirements of automotive, aerospace, and electronics manufacturing where material traceability and environmental safety are paramount.

Specification Summary & Compliance

This flat washer maintains standard inch dimensions with inner diameter 0.392", outer diameter 1", and thickness 0.071-0.091" for consistent performance with 3/8" screw size applications. Manufactured from brass with Rockwell B60 hardness rating, it meets general engineering tolerances for commercial grade fasteners. The product fully complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to the latest environmental and safety standards for industrial components.