S-96582A442 2.375" ID x 4.75" OD ASME B18.21.1 USS Washers

Key Features & Benefits at a Glance

• Superior corrosion protection with black corrosion-resistant coating extends service life in harsh industrial environments
• Optimal load distribution with 4.75" outer diameter providing maximum surface area contact for heavy-duty applications
• Precise compatibility with 2 1/4" screw sizes through 2.375" inner diameter ensures secure fastening connections
• Enhanced durability with 0.193-0.248" thickness range providing reliable performance under high-stress conditions
• Industry-standard compliance with ASME B18.21.1 specifications guarantees consistent quality and dimensional accuracy
• Environmental responsibility through RoHS 3 and REACH compliance for sustainable industrial operations
• Robust steel construction delivers exceptional strength and reliability for demanding mechanical assemblies

Professional Applications & Engineering Value

These USS flat washers are engineered to address critical challenges in heavy machinery, structural steel connections, and industrial equipment assemblies. The black corrosion-resistant coated steel construction provides essential protection against rust and environmental degradation, significantly extending component lifespan in outdoor or corrosive environments. With their substantial 4.75" OD and precise 2.375" ID, these washers effectively distribute clamping forces across wider surface areas, preventing material deformation and maintaining joint integrity in high-vibration applications. The ASME B18.21.1 compliance ensures dimensional consistency and reliable performance in critical load-bearing scenarios, making them ideal for construction, manufacturing, and infrastructure projects where fastener failure is not an option.

Specification Summary & Compliance

This heavy-duty USS flat washer features precise dimensional specifications with 2.375" inner diameter, 4.75" outer diameter, and thickness ranging from 0.193" to 0.248" for compatibility with 2 1/4" screw sizes. Manufactured in accordance with ASME B18.21.1 standards for dimensional accuracy and performance requirements. The product maintains full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe usage across various industrial sectors while meeting international environmental protection standards.