S-98180A150 0.531" ID x 1.062" OD SAE Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-flake coating for extended service life in harsh industrial environments
• Exceptional hardness and durability with Rockwell C38 rating to withstand high-pressure applications without deformation
• Precise dimensional accuracy with 0.531" ID and 1.062" OD ensuring perfect fit for 1/2" fasteners
• Heavy-duty Grade 8 performance meeting SAE standards for maximum load distribution and vibration resistance
• Environmental compliance assurance with RoHS 3 and REACH compliance for global industrial supply chain requirements
• Optimized thickness range (0.097-0.177") providing ideal compression characteristics for various assembly needs
• Reliable material integrity using coated steel for consistent performance in mechanical and structural applications

Professional Applications & Engineering Value

These Grade 8 SAE flat washers deliver critical engineering solutions where vibration resistance and load distribution are paramount. The zinc-flake coated steel construction provides superior corrosion protection compared to standard coatings, making them ideal for outdoor equipment, automotive assemblies, and heavy machinery exposed to moisture and chemicals. The precise 1/2" internal diameter and 1.062" outer diameter ensure optimal surface contact, preventing bolt head embedding and material damage. With Rockwell C38 hardness, these washers maintain structural integrity under extreme pressure, reducing maintenance frequency and preventing joint failure in critical industrial fastening applications.

Specification Summary & Compliance

Manufactured to SAE standards with dimensional specifications including 0.531" ID, 1.062" OD, and thickness range of 0.097-0.177". Meets Grade 8 strength classification with Rockwell C38 hardness rating. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global industrial markets. Designed specifically for 1/2" fastener systems with inch measurement specifications.