S-98119A036 0.812" ID x 1.469" OD ASTM F436 Type 1 Structural Washers

Key Features & Benefits at a Glance

• Enhanced corrosion resistance from hot-dipped galvanized steel coating, ideal for outdoor or harsh industrial environments.
• Superior load distribution with precise 0.812" ID and 1.469" OD dimensions, reducing surface stress and preventing fastener loosening.
• Exceptional hardness and durability with Rockwell C38 rating, ensuring long-term performance under high-pressure applications.
• Reliable compliance with ASTM F436 Type 1 standards, guaranteeing consistent quality and mechanical properties.
• Broad compatibility with 3/4" screw sizes, simplifying inventory and assembly processes.
• Environmental and safety assurance through RoHS 3 and REACH compliance, meeting strict regulatory requirements.
• Optimized thickness range (0.122-0.177") for flexibility in various clamping and spacing needs.

Professional Applications & Engineering Value

This ASTM F436 Type 1 flat washer is engineered to address critical challenges in industrial applications, such as structural bolting, machinery assembly, and construction projects. The hot-dipped galvanized steel material provides a robust barrier against rust and corrosion, extending service life in demanding conditions like marine or chemical exposures. Its precise inch dimensions and Rockwell C38 hardness ensure reliable performance under heavy loads, preventing joint failure and reducing maintenance costs. By incorporating this heavy-duty washer, engineers can achieve secure fastening, improved safety, and compliance with industry standards, making it a trusted choice for corrosion-resistant and high-strength requirements.

Specification Summary & Compliance

This flat washer meets ASTM F436 Type 1 specifications, ensuring dimensional accuracy and mechanical integrity for inch-based systems. It features an ID of 0.812", OD of 1.469", and thickness range of 0.122-0.177", designed for use with 3/4" screw sizes. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming adherence to environmental and safety standards without hazardous substances.