S-96582A436 1.625" ID x 3.5" OD ASME B18.21.1 USS Washers

Key Features & Benefits at a Glance

• Superior corrosion protection with black-coated steel construction for extended service life in harsh industrial environments
• Optimized load distribution with 3.5" outer diameter providing maximum surface coverage for 1 1/2" screw applications
• Precise dimensional compatibility with 1.625" inner diameter ensuring perfect fit for standard fastener systems
• Enhanced durability through 0.153-0.213" thickness range providing reliable performance under heavy loads
• Industry-standard compliance with ASME B18.21.1 specifications guaranteeing consistent quality and performance
• Environmental responsibility with full RoHS 3 and REACH compliance for safe, sustainable industrial use
• Versatile inch-system compatibility designed for seamless integration with existing USS standard equipment

Professional Applications & Engineering Value

These USS flat washers deliver exceptional engineering value through their black corrosion-resistant coated steel construction, specifically engineered to combat rust and degradation in demanding industrial settings. The substantial 3.5" outer diameter provides superior load distribution, preventing surface damage and maintaining structural integrity when used with 1 1/2" screw sizes. The precise 1.625" inner diameter ensures secure fastening without slippage, while the controlled thickness variation (0.153-0.213") accommodates manufacturing tolerances without compromising performance. Ideal for heavy machinery, structural steel connections, and outdoor industrial applications, these ASME B18.21.1 compliant washers solve critical challenges of vibration resistance, surface protection, and long-term reliability in corrosive environments.

Specification Summary & Compliance

Manufactured to exacting ASME B18.21.1 standards with dimensional precision including 1.625" inner diameter, 3.5" outer diameter, and thickness range of 0.153-0.213". These USS flat washers feature black corrosion-resistant coated steel construction and are fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe usage across global industrial markets while maintaining consistent performance in inch-system applications.