S-96659A142 0.938" ID x 1.75" OD ASME B18.21.1 SAE Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from 18-8 stainless steel with black-oxide coating for extended service life in harsh environments
• Optimal load distribution with precise 0.938" ID and 1.75" OD dimensions to prevent surface damage and joint loosening
• Enhanced durability through 18-8 stainless steel construction maintaining performance under repeated stress
• Industry-standard compatibility with ASME B18.21.1 specification ensuring reliable fit and function
• Environmental compliance meeting RoHS 3 and REACH standards for safe use in regulated industries
• Versatile sizing designed for 7/8" fasteners in inch measurement systems
• Consistent thickness between 0.108-0.160" providing reliable spacing and vibration resistance

Professional Applications & Engineering Value

This SAE flat washer delivers critical engineering solutions where corrosion resistance and load distribution are paramount. The black-oxide 18-8 stainless steel construction provides exceptional protection against rust and chemical degradation, making it ideal for industrial applications in marine, chemical processing, and outdoor equipment. The precise flat washer geometry with 0.938" ID and 1.75" OD ensures even pressure distribution across fastened surfaces, preventing material deformation and maintaining joint integrity under vibration and thermal cycling. Engineered to ASME B18.21.1 standards, this washer offers reliable performance in heavy-duty assemblies where fastener failure is not an option, while the inch system compatibility ensures seamless integration with existing North American equipment specifications.

Specification Summary & Compliance

This washer meets ASME B18.21.1 dimensional specifications with 0.938" inner diameter, 1.75" outer diameter, and thickness ranging 0.108-0.160" for consistent performance. Manufactured from 18-8 stainless steel with black-oxide surface treatment, it complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring suitability for regulated industrial applications. The washer is designed for use with 7/8" fasteners in inch measurement systems.