S-98026A118 0.812" ID x 2" OD ASME B18.21.1 General Purpose Washers

Key Features & Benefits at a Glance

• Exceptional load distribution with 2" outer diameter for superior surface coverage and reduced pressure points
• Premium corrosion protection through black-coated steel construction for extended service life in harsh environments
• Heavy-duty performance with Grade 8 classification and Rockwell C38 hardness for maximum mechanical reliability
• Precise dimensional fit with 3/4" inner diameter ensuring secure fastening with compatible 3/4" screws
• Industry-standard compliance meeting ASME B18.21.1 specifications for guaranteed engineering consistency
• Environmental responsibility with full RoHS 3 and REACH compliance for sustainable industrial operations
• Robust thickness range (0.122-0.146") providing optimal compression resistance and vibration dampening

Professional Applications & Engineering Value

These Grade 8 USS flat washers deliver critical engineering solutions for industrial applications where corrosion resistance and structural integrity are paramount. The black corrosion-resistant coated steel construction provides superior protection against environmental degradation, making them ideal for outdoor construction, heavy machinery, and marine applications. Their heavy-duty design effectively distributes clamping force across wider surfaces, preventing joint loosening and material deformation under extreme loads. The precise 3/4" inner diameter ensures perfect compatibility with standard fasteners, while the 2" outer diameter maximizes bearing surface for enhanced stability. These industrial washers are engineered to maintain performance in demanding mechanical systems, bridge construction projects, and manufacturing equipment where vibration resistance and long-term reliability are essential.

Specification Summary & Compliance

Manufactured to exact ASME B18.21.1 specifications with inch system measurements: 0.812" ID, 2" OD, and thickness range of 0.122-0.146". Features Rockwell C38 hardness and meets Grade 8 strength requirements for heavy-duty applications. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring safe usage across global industrial markets.