S-91700A542 1/4"-20 x 1" ASME B18.6.3 Brass Slotted Oval Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to high-quality brass construction, ensuring long-term reliability in harsh environments
• Exceptional mechanical strength with 50,000 psi tensile strength and Rockwell B50 hardness for demanding applications
• Precise thread engagement with Class 2A thread fit and UNC coarse threads for secure fastening and vibration resistance
• Standardized countersink compatibility featuring 82° oval head profile for seamless flush mounting in industrial assemblies
• Full threading design providing maximum grip length and uniform load distribution across the entire fastener
• Regulatory compliance assurance meeting ASME B18.6.3 specifications and environmental standards including RoHS 3 and REACH
• Traditional slotted drive offering compatibility with standard tools for easy installation and maintenance

Professional Applications & Engineering Value

Engineered for precision fastening in demanding environments, these brass oval head slotted screws deliver exceptional performance where corrosion resistance and mechanical reliability are paramount. The 1/4-20 UNC coarse thread configuration ensures rapid installation and superior holding power in soft materials and wood applications, while the standard 82° countersink angle provides seamless flush mounting in precision machinery, electrical enclosures, and marine equipment. The combination of Rockwell B50 hardness and 50,000 psi tensile strength makes these fully threaded screws ideal for applications requiring repeated disassembly without thread degradation. Their compliance with ASME B18.6.3 standards guarantees dimensional accuracy and interchangeability, making them a trusted solution for OEM manufacturers and maintenance professionals across industrial sectors.

Specification Summary & Compliance

This 1/4-20 UNC brass oval head slotted screw features precise Class 2A thread fit tolerance for optimal engagement and right-hand thread direction with coarse thread spacing. Manufactured to exact ASME B18.6.3 specifications with full compliance to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. The inch system measurement ensures compatibility with North American industrial standards, while the standardized oval head profile maintains consistent performance across applications requiring reliable flat head screw solutions.