S-90666A116 M4 x 16 mm DIN 7984 Super-Corrosion-Resistant 316 Stainless Steel Low-Profile Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh environments including marine and chemical applications
• High tensile strength of 70,000 psi ensures reliable, durable fastening for demanding industrial assemblies
• Space-saving low profile socket head allows installation in tight clearance applications without compromising drive engagement
• Precision Class 6g thread fit provides consistent, vibration-resistant connections in metric coarse thread assemblies
• 2.5mm hex drive compatibility offers secure tool engagement with standard hex keys for efficient installation
• Full thread coverage along 16mm length enables maximum adjustment flexibility and load distribution
• Regulatory compliance assurance with DIN 7984 standards, RoHS 3, and REACH for global industrial acceptance

Professional Applications & Engineering Value

This M4 low profile socket head cap screw delivers critical performance advantages in precision engineering applications where space constraints and corrosion resistance are primary concerns. The 316 stainless steel composition provides exceptional protection against chloride-induced stress corrosion cracking, making these metric socket head screws ideal for marine equipment, food processing machinery, and chemical processing installations. The low profile head design combined with the 2.5mm hex drive enables reliable fastening in confined spaces where standard socket heads cannot fit, while maintaining full torque transmission capability. Engineering teams specify these DIN 7984 compliant fasteners for critical assemblies requiring Class 6g thread precision and consistent performance in vibration-prone environments, ensuring long-term joint integrity without frequent maintenance interventions.

Specification Summary & Compliance

This precision fastener features M4 x 0.7mm coarse thread with Class 6g tolerance according to ISO metric standards, ensuring compatibility with standard metric components. The 16mm fully threaded design provides consistent engagement throughout the fastener length. Manufacturing and quality control adhere to DIN 7984 specifications for dimensional accuracy and performance requirements. The product is fully compliant with RoHS 3 (2015/863/EU) restrictions on hazardous substances and REACH (EC 1907/2006) regulations concerning chemical substances, making it suitable for global industrial supply chains and environmentally conscious manufacturing operations.