S-92217A215 0.656" ID x 2.25" OD ASME B18.21.1 ASME Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from 18-8 stainless steel construction, ideal for humid or chemically aggressive environments
• Optimal load distribution with precise 2.25" OD and 0.656" ID, preventing surface damage and fastener loosening
• Reliable dimensional stability with thickness ranging 0.146-0.174", ensuring consistent performance under pressure
• Industry-standard compliance with ASME B18.21.1 specifications for guaranteed mechanical reliability
• Environmental regulation adherence through full RoHS 3 and REACH compliance, safe for restricted substances
• Broad compatibility with 5/8" screw sizes in inch-system assemblies, simplifying inventory management
• Long-term cost efficiency due to stainless steel's durability, reducing replacement frequency in industrial settings

Professional Applications & Engineering Value

This 18-8 stainless steel flat washer delivers critical engineering solutions where corrosion resistance and load distribution are paramount. Its ASME B18.21.1 certified design ensures uniform stress dispersion across fastened joints, mitigating risks of material fatigue and joint failure in heavy-duty industrial applications. The precise 0.656" ID and 2.25" OD dimensions provide secure seating for 5/8" screws, while the stainless steel composition withstands oxidation in marine, chemical processing, and outdoor installations. Engineers specify this flat washer for machinery assembly, structural frameworks, and plumbing systems where long-term reliability outweighs initial cost considerations.

Specification Summary & Compliance

Manufactured to ASME B18.21.1 dimensional standards with inch-system measurements: 0.656" inner diameter, 2.25" outer diameter, and 0.146-0.174" thickness range. Material conforms to 18-8 stainless steel grade requirements. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, including SVHC provisions updated January 2023. Designed for use with 5/8" screw sizes in general-purpose and corrosive environment applications.