S-92240A541 1/4"-20 x 7/8" ASME B18.2.1 18-8 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to 18-8 stainless steel construction, ideal for harsh industrial environments
• High tensile strength of 80,000 psi ensures reliable performance in demanding applications
• Rockwell B70 hardness provides excellent durability and resistance to wear
• UNC coarse threading with Class 2A fit allows for quick assembly and secure fastening
• External hex drive design enables easy installation with standard tools
• Full threading along the 7/8" length offers maximum grip and holding power
• Compliance with ASME B18.2.1, RoHS 3, and REACH guarantees quality and environmental safety

Professional Applications & Engineering Value

This 18-8 stainless steel hex head screw is engineered to address critical challenges in industrial settings, such as corrosion and mechanical stress. The UNC coarse thread design facilitates rapid installation in various materials, reducing assembly time while maintaining a secure Class 2A thread fit. With a tensile strength of 80,000 psi and Rockwell B70 hardness, it withstands heavy loads and vibrations, making it ideal for machinery, construction, and automotive applications. The external hex drive ensures compatibility with common tools, enhancing efficiency in maintenance and production lines where reliability and corrosion resistance are paramount.

Specification Summary & Compliance

This fastener features precise Class 2A thread fit and UNC coarse threading with a size of 1/4"-20 and length of 7/8". It meets ASME B18.2.1 manufacturing standards, ensuring dimensional accuracy and performance. Additionally, it is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its adherence to environmental and safety requirements for industrial use.