S-91772A506 2-56 x 11/32" ASME B18.6.3 Stainless Steel Pan Head Phillips Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with passivated 18-8 stainless steel construction for long-lasting performance in harsh environments
• Exceptional tensile strength rated at 70,000 psi ensures reliable fastening in demanding industrial applications
• Precision threading with Class 2A UNC coarse threads provides excellent engagement and vibration resistance
• Optimized drive performance through Phillips No. 1 drive design for efficient installation and removal
• Full threading capability along the entire 11/32" length maximizes grip strength and load distribution
• Standard pan head profile offers excellent bearing surface and professional appearance
• Comprehensive compliance with industry standards including ASME B18.6.3, RoHS 3, and REACH regulations

Professional Applications & Engineering Value

This 2-56 UNC pan head machine screw delivers exceptional engineering value through its passivated 18-8 stainless steel construction, providing superior corrosion resistance that extends service life in demanding industrial environments. The coarse thread design with Class 2A fit ensures reliable performance in vibration-prone applications, while the fully threaded configuration maximizes load distribution across the entire fastener length. The Phillips No. 1 drive system facilitates efficient installation in tight spaces common to industrial fasteners, and the rounded pan head profile provides excellent bearing surface without sharp edges. These corrosion resistant screws are engineered to maintain integrity in machinery, electronics, and equipment where right-hand thread fasteners are specified, offering a robust solution that meets rigorous industry standards.

Specification Summary & Compliance

This precision-engineered fastener features Class 2A thread fit with UNC coarse threading (2-56 size) and maintains dimensional accuracy per ASME B18.6.3 specifications. The manufacturing process ensures consistent thread diameter of 0.086" and proper thread spacing for reliable performance. Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations confirms environmental responsibility and material safety. The fastener's construction from 18-8 stainless steel with passivation treatment provides consistent mechanical properties and corrosion resistance suitable for industrial applications requiring dependable machine screw performance.