S-91857A151 6-32 x 3/4" ASME B18.6.3 Stainless Steel Round Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh chemical and marine environments
• Enhanced durability and longevity from Rockwell B100 hardness and 100,000 psi tensile strength
• Reliable fastening performance with fully threaded 6-32 UNC coarse thread design for maximum holding power
• Improved environmental protection through passivated finish that resists oxidation and extends service life
• Precise thread engagement with Class 2A thread fit ensuring consistent installation and secure connections
• Broad industrial compliance meeting ASME B18.6.3 standards plus RoHS 3 and REACH environmental regulations
• Versatile slotted drive compatibility with rounded head profile for standard tooling and aesthetic applications

Professional Applications & Engineering Value

This 316 stainless steel rounded head screw delivers exceptional engineering value in demanding industrial settings where corrosion resistance is critical. The combination of fully threaded 6-32 UNC coarse thread design and passivated finish creates a robust fastening solution that withstands aggressive environments including chemical processing, marine applications, and food processing equipment. The Class 2A thread fit ensures precise installation with standard tools while maintaining consistent clamping force. These slotted drive screws are particularly valuable in applications requiring frequent maintenance or disassembly, where their rounded head profile provides both functional and aesthetic benefits. Engineered to prevent galling and seizing, these fasteners reduce maintenance downtime and extend equipment service life in corrosive operating conditions.

Specification Summary & Compliance

This fastener features 6-32 UNC coarse threads with Class 2A thread fit tolerance for precise engagement. Manufacturing complies with ASME B18.6.3 standards for dimensional accuracy and performance. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring restricted substance compliance for industrial applications worldwide. The 316 stainless steel material combined with passivated finish provides enhanced corrosion protection while maintaining the mechanical properties required for demanding fastening applications.