S-93635A336 M8 x 40 mm ISO 4017, DIN 933 Super-Corrosion-Resistant 316 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial environments and outdoor applications
• High tensile strength of 100,000 psi ensures reliable, long-lasting fastening under demanding mechanical loads
• Precise Class 6g thread fit guarantees smooth assembly and secure connections, reducing installation time and risk of cross-threading
• Fully threaded M8x1.25 coarse pitch design provides maximum grip and holding power across the entire 40mm length
• External hex drive and hex head allow for easy installation and removal with standard tools, improving maintenance efficiency
• Compliance with RoHS 3 and REACH regulations ensures environmental safety and meets global industry standards for hazardous substances
• Manufactured to ISO 4017/DIN 933 specifications delivers consistent quality, dimensional accuracy, and interchangeability

Professional Applications & Engineering Value

Engineered for demanding industrial settings, these M8 hex head screws in 316 stainless steel address critical challenges like corrosion, vibration loosening, and mechanical stress. The fully threaded coarse pitch (M8x1.25) design ensures maximum thread engagement and clamping force, making them ideal for machinery, structural assemblies, and marine equipment where corrosion resistance is paramount. With an external hex drive, installation is straightforward using common wrenches, reducing labor time in maintenance-heavy applications. These screws provide dependable performance in chemical processing, food manufacturing, and coastal installations, where exposure to moisture and aggressive agents requires durable, compliant fasteners that uphold operational integrity.

Specification Summary & Compliance

This M8 x 1.25 x 40mm hex head screw adheres to ISO 4017 / DIN 933 standards, ensuring precise dimensions including a 13mm head width and 5.3mm head height. Threads are right-hand, coarse spaced, and Class 6g fit per metric specifications, providing reliable tolerance control. The product is RoHS 3 (2015/863/EU) compliant with applicable exemptions and REACH (EC 1907/2006) compliant, confirming adherence to environmental and safety regulations for industrial use.