S-93705A853 M8 x 20 mm DIN 912, ISO 4762 18-8 Stainless Steel Thread-Locking Socket Head Screws

Key Features & Benefits at a Glance

• Vibration-resistant locking with permanent nylon patch that maintains secure fastening even under dynamic loads and temperature fluctuations (-70° to 250°F)
• Superior corrosion resistance through 18-8 stainless steel construction, ensuring long-term reliability in harsh industrial environments
• High-strength performance with 70,000 psi tensile strength for demanding applications requiring reliable load-bearing capability
• Precise metric threading with Class 6g tolerance and coarse 1.25mm pitch for easy installation and consistent engagement
• Industry-standard compatibility meeting DIN 912/ISO 4762 specifications for seamless integration into existing designs and equipment
• Secure hex drive system with 6mm socket for positive torque transmission and reduced risk of tool slippage during installation
• Full regulatory compliance with RoHS 3 and REACH standards, ensuring environmental safety and global market acceptance

Professional Applications & Engineering Value

This M8 nylon patch locking socket head cap screw delivers exceptional engineering value in applications where vibration resistance and corrosion protection are critical. The 18-8 stainless steel construction provides inherent resistance to rust and chemical exposure, making it ideal for machinery, automotive assemblies, and outdoor equipment. The permanent nylon patch locking technology eliminates the need for separate locking washers or adhesives, reducing assembly time while providing reliable vibration resistance in high-stress environments. The coarse thread pitch (1.25mm) ensures quick installation and reduced cross-threading risk, while the fully threaded design offers maximum engagement strength. These metric socket head cap screws are particularly valuable in maintenance-critical applications where disassembly and reassembly are frequent, as the locking feature remains effective through multiple installation cycles.

Specification Summary & Compliance

This socket head cap screw features M8 x 1.25mm coarse threading with Class 6g tolerance for precise fitment. Manufactured to DIN 912/ISO 4762 specifications, it ensures dimensional accuracy and interchangeability. The fastener is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting the latest environmental and safety standards for industrial components. The nylon patch locking system maintains performance across the specified temperature range of -70° to 250°F, providing reliable vibration resistance without compromising the mechanical properties of the 18-8 stainless steel base material.