S-90231A145 0.531" ID x 1.062" OD SAE Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance with nickel plated brass construction, ideal for harsh industrial environments
• Precise dimensional fit with 0.531" inner diameter ensuring secure seating on 1/2" screws
• Optimal load distribution through 1.062" outer diameter design, protecting surfaces from damage
• Versatile thickness range (0.074-0.121") accommodates various assembly requirements and tolerances
• SAE standard compliance guarantees interchangeability and reliable performance in inch-system applications
• Environmental regulation compliance with REACH standards for safe industrial use
• Excellent electrical conductivity of brass material beneficial for electrical and grounding applications

Professional Applications & Engineering Value

This nickel plated brass SAE flat washer delivers exceptional engineering value in demanding industrial applications where corrosion resistance and reliable performance are critical. The brass core material provides natural corrosion resistance while the nickel plating adds an extra protective layer against moisture, chemicals, and environmental factors. Engineered to SAE standards with precise 0.531" ID for perfect fit on 1/2" screws, this washer prevents loosening from vibration and distributes clamping force evenly across the 1.062" OD contact surface. Ideal for electrical equipment, marine applications, plumbing systems, and automotive assemblies where REACH compliance and consistent performance in inch-system fastening are essential requirements.

Specification Summary & Compliance

This SAE flat washer features precise inch-system dimensions with 0.531" inner diameter, 1.062" outer diameter, and thickness range of 0.074-0.121" designed specifically for 1/2" screw applications. Manufactured to SAE standards for reliable performance and dimensional consistency. The product is REACH (EC 1907/2006) compliant as of June 14, 2023, meeting environmental safety requirements for industrial use. The nickel plated brass construction ensures consistent quality and performance in various operating conditions.