S-92198A566 1/4"-20 x 6" ASME B18.2.1 18-8 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and long-term reliability.
• High tensile strength of 80,000 psi ensures dependable performance under heavy loads and mechanical stress.
• Rockwell B70 hardness provides excellent durability and resistance to wear and deformation.
• UNC coarse threading offers faster installation and reduced cross-threading risk in various materials.
• Class 2A thread fit guarantees consistent, precise engagement for secure fastening and ease of assembly.
• Partial threading design allows for controlled clamping force and improved joint stability.
• External hex drive enables easy application of high torque with standard tools, speeding up maintenance and assembly.

Professional Applications & Engineering Value

This 1/4"-20 x 6" hex head screw is engineered to address critical industrial challenges, such as vibration loosening and environmental degradation. Crafted from 18-8 stainless steel, it resists rust and corrosion in demanding settings like marine, chemical processing, and outdoor infrastructure. The UNC coarse thread and partial threading enhance grip in soft materials and prevent over-tightening, while the external hex drive supports quick, high-torque installations. Ideal for heavy machinery, structural assemblies, and equipment requiring ASME B18.2.1 compliance, this screw ensures reliable, long-lasting connections that minimize downtime and maintenance costs.

Specification Summary & Compliance

This screw adheres to precise Class 2A thread fit tolerances and UNC coarse thread standards, ensuring dimensional accuracy and compatibility. It meets ASME B18.2.1 manufacturing specifications for consistency and safety. Additionally, it is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, confirming adherence to environmental and health regulations for industrial use.