S-93923A704 1/4"-20 x 3/4" ASME B18.6.3 Stainless Steel Pan Head Slotted Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance in harsh environments due to 316 stainless steel construction with passivated finish
• Superior mechanical strength with 80,000 psi tensile strength and Rockwell B85 hardness for reliable load-bearing performance
• Easy installation and removal with standard slotted drive design and UNC coarse threading
• Full thread engagement across the entire 3/4" length ensures maximum holding power and vibration resistance
• Industry-standard compliance with ASME B18.6.3 specifications for consistent quality and interchangeability
• Environmental regulation compliance with RoHS 3 and REACH standards for safe use in regulated industries
• Optimized head design with pan-style rounded profile for smooth surface contact and reduced stress concentration

Professional Applications & Engineering Value

This 316 stainless steel pan head slotted screw delivers critical performance advantages in demanding industrial environments where corrosion resistance and mechanical reliability are paramount. The combination of UNC coarse threading and Class 2A thread fit ensures rapid assembly while maintaining precise tolerances, significantly reducing installation time in high-volume manufacturing operations. The passivated surface treatment enhances the natural corrosion-fighting properties of 316 stainless steel, making these fully threaded screws ideal for chemical processing equipment, marine applications, and food processing machinery where exposure to moisture, chemicals, and temperature variations would compromise inferior fasteners. The rounded pan head design distributes clamping force evenly while the slotted drive accommodates both manual and automated installation methods.

Specification Summary & Compliance

This 1/4"-20 x 3/4" pan head slotted screw features precision UNC coarse threading with Class 2A thread fit tolerances per ASME standards. Manufacturing complies with ASME B18.6.3 specifications for dimensional accuracy and mechanical properties. The product is fully RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant, meeting current environmental regulations for hazardous substance restrictions. The 316 stainless steel material with passivated finish ensures consistent performance while the fully threaded design provides complete engagement throughout the fastener length.