S-92703A115 2-56 x 3/4" ASME B18.3 Stainless Steel Torx Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance from 18-8 stainless steel and passivated finish, ideal for harsh environments.
• High-strength construction with 60,000 psi tensile strength and Rockwell B70 hardness for reliable load-bearing.
• Enhanced torque transmission and reduced cam-out with the Torx Plus (IP6/T6) drive for secure fastening.
• Precise thread engagement with Class 3A UNC coarse threads, ensuring a tight, vibration-resistant fit.
• Flush installation with the standard 82° flat head profile for a smooth, unobtrusive surface finish.
• Full 3/4" threading provides maximum grip length and holding power in various material thicknesses.
• Compliance with industry standards including ASME B18.3, RoHS 3, and REACH for guaranteed quality and safety.

Professional Applications & Engineering Value

This 2-56 UNC flat head screw is engineered to address critical needs in precision assembly and demanding industrial environments. The 18-8 stainless steel material, combined with a passivated finish, provides excellent resistance to corrosion and oxidation, making it a durable choice for applications in electronics, automotive, and machinery exposed to moisture or chemicals. The Torx Plus drive (IP6/T6) allows for higher torque application with minimal risk of stripping, which is crucial for automated assembly lines and high-vibration settings. Its Class 3A thread fit and coarse UNC threading ensure quick installation and a secure hold in metals and plastics, reducing the likelihood of loosening under stress. This screw is ideal for engineers and procurement specialists seeking reliable stainless steel fasteners that combine mechanical strength with long-term performance in industrial applications.

Specification Summary & Compliance

This product adheres to ASME B18.3 specifications for dimensional accuracy and performance. The UNC coarse thread with a Class 3A fit ensures precise thread engagement and interchangeability. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free from hazardous substances and safe for use in various markets. The manufacturing process meets the stated standards for material hardness, tensile strength, and finish, providing assurance of quality and reliability in professional and industrial settings.