S-91794A203 8-32 x 1 1/2" ASME B18.6.3 Stainless Steel Fillister Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and passivated finish for extended service life in harsh environments
• High-strength fastening performance delivering 70,000 psi tensile strength and Rockwell B55 hardness for reliable load-bearing applications
• Precision thread engagement with Class 2A UNC coarse threads ensuring consistent fit and reduced cross-threading risks
• Optimized head design featuring a high, narrow fillister profile providing enhanced clearance and superior torque transmission
• Full threading coverage along the 1-1/2" length for maximum grip strength and uniform stress distribution
• Industry-standard compliance meeting ASME B18.6.3 specifications for dimensional accuracy and interchangeability
• Environmental responsibility with RoHS 3 and REACH compliance for safe use in regulated industries

Professional Applications & Engineering Value

These 8-32 UNC coarse thread screws with rounded fillister heads deliver exceptional engineering value in precision assembly applications. The 18-8 stainless steel material combined with passivated finish provides critical corrosion resistance for industrial equipment, electronic enclosures, and marine components where moisture and chemicals are concerns. The high, narrow head profile offers superior clearance in counterbored holes while maintaining excellent torque transmission through the slotted drive design. With Class 2A thread fit and full threading, these fasteners ensure reliable engagement in metal-to-metal applications, reducing installation time and preventing thread stripping in production environments. The combination of 70,000 psi tensile strength and standardized dimensions makes them ideal for OEM manufacturing, maintenance repairs, and precision instrumentation where consistent performance is mandatory.

Specification Summary & Compliance

This 1-1/2" rounded fillister head screw features precision 8-32 UNC coarse threads with Class 2A thread fit per ASME B18.6.3 specifications, ensuring dimensional accuracy and interchangeability. The fastener maintains 0.164" thread diameter and right-hand thread direction for standard installation. Compliance includes ASME B18.6.3 for mechanical and dimensional requirements, RoHS 3 (2015/863/EU) for hazardous substance restrictions, and REACH (EC 1907/2006) for chemical safety regulations, making these screws suitable for global industrial applications.