S-90666A108 M3 x 20 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 industrial environments and outdoor applications
• Reliable low-profile design with socket head and 5.5mm diameter for space-constrained assemblies without compromising strength
• Precise 2mm hex drive engagement ensures secure installation and reduces the risk of tool slippage or fastener damage
• Optimized thread performance with M3 coarse thread (0.5mm pitch) and Class 6g fit for quick assembly and vibration resistance
• Enhanced mechanical durability with 70,000 psi tensile strength, providing dependable load-bearing capacity in demanding applications
• Partially threaded shank design (12mm min thread length on 20mm body) allows for precise clamping force distribution
• Full regulatory compliance with DIN 7984 standards, RoHS 3, and REACH for global market acceptance and environmental safety

Professional Applications & Engineering Value

These M3 low profile socket head cap screws deliver exceptional engineering value in applications where space optimization and corrosion resistance are critical. The 316 stainless steel construction provides superior protection against chemical exposure and atmospheric corrosion, making these fasteners ideal for marine equipment, food processing machinery, and chemical processing plants. The low-profile socket head design with 2mm hex drive enables installation in confined spaces while maintaining high torque transmission capability. The coarse metric thread (M3 x 0.5mm) with Class 6g thread fit ensures rapid assembly and reliable performance in vibrating environments. These partially threaded fasteners (20mm length with 12mm minimum thread) provide optimal grip range for precision mechanical assemblies, electronic enclosures, and automation equipment where DIN 7984 compliance guarantees dimensional consistency and interchangeability.

Specification Summary & Compliance

This M3 x 0.5mm x 20mm socket head cap screw features precision Class 6g thread fit according to metric standards with coarse thread spacing. Manufacturing conforms to DIN 7984 specifications ensuring dimensional accuracy and performance reliability. The product demonstrates full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming adherence to environmental and substance restriction requirements for industrial components.