S-96006A218 4-40 x 1" 18-8 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and black oxide coating for extended service life in harsh environments
• Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B70 hardness for reliable performance under high-stress conditions
• Precise thread engagement with Class 3A fit ensuring consistent, secure fastening in critical applications
• Optimized drive efficiency through 3/32" hex socket design providing superior torque transmission and reduced cam-out risk
• Versatile thread configuration featuring 4-40 UNC coarse threads with 3/4" minimum thread length for broad compatibility
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for global industrial applications
• Space-saving design with compact 0.183" head diameter allowing installation in confined spaces

Professional Applications & Engineering Value

These black oxide 18-8 stainless steel socket head cap screws deliver exceptional engineering value in demanding industrial environments. The combination of 70,000 psi tensile strength and Class 3A thread fit addresses critical vibration resistance requirements in machinery assembly, automotive components, and precision equipment. The UNC coarse thread configuration ensures rapid installation while maintaining secure fastening in materials where fine threads might compromise integrity. The black oxide surface treatment enhances corrosion protection without sacrificing the material's inherent durability, making these hex drive screws ideal for applications requiring both chemical resistance and mechanical reliability. The partially threaded design provides optimal clamping force distribution while the standardized 3/32" drive size ensures compatibility with common industrial tools.

Specification Summary & Compliance

This socket head cap screw features precision 4-40 UNC coarse threads with Class 3A fit tolerance for superior thread engagement. The fastener maintains strict dimensional accuracy with specified head diameter (0.183"), head height (0.112"), and minimum thread length (3/4"). Manufacturing complies with industry standards for right-hand threaded fasteners with standard socket head profile. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental responsibility and global market acceptance for industrial applications.