S-92224A230 1/4"-20 x 2" ASME B18.6.3 Steel Pan Head Phillips Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with black oxide steel coating for extended service life in demanding industrial environments
• Exceptional tensile strength of 60,000 psi ensures reliable performance under heavy loads and vibration
• Precision Class 2A thread fit provides smooth installation and secure fastening in UNC coarse thread applications
• Optimized Phillips No. 3 drive delivers efficient torque transfer and reduced cam-out during installation
• Standard pan head design offers excellent bearing surface for secure fastening and professional appearance
• Full threading along 2" length enables maximum grip range and versatile application compatibility
• Comprehensive compliance with ASME B18.6.3, RoHS 3, and REACH standards ensures regulatory acceptance

Professional Applications & Engineering Value

These black oxide steel screws with 1/4-20 UNC coarse threading are engineered to address critical fastening challenges in industrial settings. The combination of 60,000 psi tensile strength and Rockwell B70 hardness provides exceptional resistance to shear forces and mechanical stress, making them ideal for machinery assembly, equipment manufacturing, and structural applications. The protective black oxide coating significantly enhances corrosion resistance, extending service life in environments exposed to moisture and industrial chemicals. The Phillips No. 3 drive system ensures reliable torque transmission while the standard pan head design distributes clamping force evenly, preventing surface damage and maintaining joint integrity. These fully threaded screws deliver consistent performance in automotive, manufacturing, and construction applications where durable fastening solutions are paramount.

Specification Summary & Compliance

This 1/4-20 x 2" pan head screw features precision UNC coarse threads with Class 2A thread fit tolerance for reliable engagement and consistent performance. Manufactured to exacting ASME B18.6.3 specifications, these screws maintain dimensional accuracy and mechanical properties required for industrial applications. The product is fully compliant with RoHS 3 (2015/863/EU) regulations and meets REACH (EC 1907/2006) requirements, ensuring environmental responsibility and regulatory acceptance in global markets. The black oxide steel construction combined with 60,000 psi tensile strength certification provides assurance of performance in demanding fastening applications.