S-94051A231 0.531" ID x 1.062" OD ASME B18.21.1 General Purpose Washers

Key Features & Benefits at a Glance

• Exceptional corrosion resistance from premium titanium construction, ideal for harsh environments and extending service life.
• High strength-to-weight ratio provides reliable performance without adding significant mass to your assembly.
• Superior surface hardness (Rockwell B80) ensures excellent wear resistance and maintains dimensional stability under load.
• Precision dimensional fit with a 0.531" ID designed for 1/2" screws, ensuring secure fastening and even load distribution.
• Guaranteed mechanical consistency through compliance with the rigorous ASME B18.21.1 standard.
• Safe for regulated industries with full compliance to RoHS 3 and REACH environmental directives.
• Versatile industrial application due to its robust 1.062" OD and inch-system sizing, suitable for heavy-duty use.

Professional Applications & Engineering Value

This titanium flat washer is engineered to solve critical challenges in demanding sectors like aerospace, chemical processing, and marine engineering. The inherent corrosion resistance of the titanium material prevents degradation from moisture, chemicals, and salt spray, a common failure point in standard washers. Its Rockwell B80 hardness provides the necessary durability to prevent galling and embedding, maintaining clamp load in high-vibration environments. The precise 0.531" ID and 1.062" OD work in tandem to distribute pressure effectively under the head of a 1/2" screw, protecting sensitive surfaces and preventing joint loosening. This combination of material excellence and dimensional precision delivers long-term reliability, reducing maintenance cycles and total cost of ownership for your industrial applications.

Specification Summary & Compliance

This washer is manufactured to the dimensional requirements of the ASME B18.21.1 standard, ensuring consistent quality and interchangeability. Key specifications include an Inside Diameter (ID) of 0.531", an Outside Diameter (OD) of 1.062", and a Thickness range of 0.074" - 0.121". The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free of restricted hazardous substances.