S-91793A080 2-56 x 7/16" ASME B18.6.3 Stainless Steel Binding Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments
• Exceptional mechanical strength with 100,000 psi tensile strength and Rockwell B100 hardness for reliable, long-term performance
• Precision threading with Class 2A fit and UNC coarse thread profile ensures smooth installation and secure fastening
• Optimized binding head design provides wide bearing surface for enhanced clamping force and reduced surface damage
• Full threading capability allows maximum engagement depth and versatile application across various material thicknesses
• Standard compliance assurance meets ASME B18.6.3 specifications for consistent quality and interchangeability
• Environmental regulation compliance with RoHS 3 and REACH standards for sustainable manufacturing practices

Professional Applications & Engineering Value

These 2-56 UNC rounded head slotted screws deliver critical performance advantages in demanding industrial applications where corrosion resistance and mechanical reliability are paramount. The 18-8 stainless steel composition combined with passivated finish creates a robust barrier against oxidation and chemical exposure, significantly extending service life in moisture-prone environments. The binding head style with wide rounded profile distributes clamping force effectively, preventing damage to sensitive surfaces while maintaining secure fastening. Particularly valuable in electronics assembly, machinery components, and precision instrumentation, these fully threaded screws with coarse UNC threading provide rapid installation and superior holding power. The Class 2A thread fit ensures consistent engagement without binding, reducing assembly time and improving manufacturing efficiency across production lines.

Specification Summary & Compliance

This fastener features precision 2-56 UNC coarse threads with Class 2A tolerance for reliable fit and consistent performance. Manufactured in compliance with ASME B18.6.3 specifications, ensuring dimensional accuracy and mechanical properties. The product meets RoHS 3 (2015/863/EU) compliance for restricted substance control and REACH (EC 1907/2006) environmental standards, confirming adherence to current European regulatory requirements for hazardous substances.