S-92217A256 1.188" ID x 2" OD ASME B18.21.1 ASME Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from 18-8 stainless steel construction, ensuring long-term reliability in harsh or humid industrial environments
• Precise dimensional fit with 1.188" ID and 2" OD, providing optimal load distribution and secure fastening for 1 1/8" screws
• Consistent thickness control (0.090-0.112") for uniform pressure distribution and reduced risk of joint loosening under vibration
• ASME B18.21.1 compliance guarantees interchangeability and meets rigorous industrial standards for flat washers
• Environmental regulation compliance with RoHS 3 and REACH, making it suitable for regulated industries and global supply chains
• Durable material properties offering excellent strength and wear resistance without requiring additional surface treatments
• Broad industrial compatibility with inch-system fasteners, simplifying procurement and inventory management

Professional Applications & Engineering Value

This 18-8 stainless steel flat washer delivers critical performance in demanding applications where corrosion resistance and dimensional precision are paramount. The ASME B18.21.1 compliant design ensures reliable load distribution and surface protection in structural assemblies, machinery, and piping systems. Its inch-system dimensions (1.188" ID x 2" OD) provide exact compatibility with 1 1/8" fasteners, preventing galvanic corrosion when paired with stainless steel screws. The washer's consistent thickness maintains clamping force integrity in vibrating equipment, while RoHS 3 and REACH compliance makes it suitable for automotive, food processing, and marine industries with strict environmental and safety requirements.

Specification Summary & Compliance

Manufactured to ASME B18.21.1 standards with precise inch-system dimensions: 1.188" ID, 2" OD, and thickness range 0.090-0.112". The washer is compatible with 1 1/8" screw sizes and constructed from 18-8 stainless steel for optimal corrosion resistance. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations ensures environmental safety and unrestricted use in industrial applications worldwide.