S-98023A118 0.531" ID x 1.062" OD ASME B18.21.1 General Purpose Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc yellow-chromate plating, extending service life in harsh industrial environments
• Exceptional load distribution thanks to precise 1.062" OD and 0.531" ID dimensions, preventing surface damage and joint loosening
• High-strength performance with Grade 8 classification and Rockwell C38 hardness, ensuring reliable performance under heavy loads
• Consistent thickness control (0.074-0.121") for uniform clamping force and vibration resistance in critical assemblies
• Industry-standard compliance with ASME B18.21.1, guaranteeing dimensional accuracy and interchangeability
• Environmental responsibility through RoHS 3 and REACH compliance, meeting global regulatory requirements
• Optimized for 1/2" fasteners providing secure fit and enhanced stability in heavy-duty mechanical systems

Professional Applications & Engineering Value

Engineered for demanding industrial applications, this Grade 8 flat washer addresses critical challenges in heavy machinery, construction, and automotive assemblies. The zinc yellow-chromate plated steel construction provides superior corrosion protection, significantly reducing maintenance costs in exposed environments. With Rockwell C38 hardness and precise inch-system dimensions (0.531" ID, 1.062" OD), it maintains clamping force under extreme vibration and load conditions, preventing joint failure. The washer's ASME B18.21.1 compliance ensures perfect compatibility with 1/2" fasteners, making it ideal for structural connections where reliability is paramount. Its environmental certifications make it suitable for global supply chains requiring RoHS 3 and REACH compliance.

Specification Summary & Compliance

This heavy-duty flat washer features inch-system dimensions with 0.531" inner diameter, 1.062" outer diameter, and thickness ranging 0.074-0.121". Manufactured to ASME B18.21.1 specifications for dimensional accuracy and performance. The Grade 8 classification and Rockwell C38 hardness ensure high-strength capabilities. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations confirms environmental safety standards are met for industrial use.