S-90585A674 10-24 x 3" ASME B18.3 Stainless Steel Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction and passivated finish for extended service life in harsh environments
• Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B55 hardness to withstand heavy-duty applications
• Precision thread engagement with Class 3A fit and UNC coarse spacing ensuring reliable fastening performance
• Full-length threading provides maximum grip and load distribution across the entire 3" length
• Standard 82° countersink angle enables flush mounting for clean, professional installations
• Hex drive compatibility with 1/8" drive size for secure tool engagement and efficient installation
• Industry compliance assurance meeting ASME B18.3 standards and environmental regulations including RoHS and REACH

Professional Applications & Engineering Value

These 316 stainless steel flat head screws deliver exceptional performance in demanding industrial environments where corrosion resistance and mechanical reliability are critical. The combination of fully threaded 10-24 UNC coarse spacing with Class 3A fit ensures superior thread engagement and vibration resistance in applications ranging from marine equipment to chemical processing machinery. The passivated finish enhances the natural corrosion resistance of 316 stainless steel, making these flat head screws ideal for outdoor installations, food processing equipment, and pharmaceutical applications where environmental exposure is a concern. With their 82° countersink angle and hex drive design, they provide both aesthetic appeal and practical installation efficiency for professional engineering projects requiring reliable, long-term fastening solutions.

Specification Summary & Compliance

This high-performance flat head screw features precision 10-24 UNC coarse thread with Class 3A fit tolerance for optimal thread engagement. Manufactured to ASME B18.3 specifications with dimensional accuracy including head diameter tolerance of -0.052" to 0". The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial sectors while maintaining the highest quality standards for professional applications.