S-94500A262 M3 x 4 mm ISO 7380 Stainless Steel Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments thanks to 316 stainless steel construction with passivated surface treatment
• Reliable installation and removal with the 2mm hex drive preventing cam-out and ensuring secure tool engagement
• Consistent thread engagement and interchangeability with Class 6g thread fit and ISO 7380 standard compliance
• High mechanical strength supporting demanding applications with 70,000 psi tensile strength
• Full thread coverage along the 4mm length for maximum grip and load distribution in thin materials
• Rounded button head design providing a low-profile, finished appearance while reducing stress concentration
• Environmental regulation compliance meeting RoHS 3 and REACH standards for safe use in regulated industries

Professional Applications & Engineering Value

This M3 metric screw with 0.5mm coarse pitch threading is engineered to address critical challenges in precision assembly and corrosive operating conditions. The 316 stainless steel material, enhanced by a passivated finish, delivers exceptional resistance to chlorides and industrial chemicals, making it ideal for marine, chemical processing, and medical equipment applications. The fully threaded design and Class 6g thread fit ensure vibration resistance and consistent clamping force in compact assemblies. With the hex drive enabling high-torque installation without stripping, this rounded head screw provides a reliable fastening solution where space constraints and durability are paramount.

Specification Summary & Compliance

This screw conforms to ISO 7380 for dimensional accuracy and performance. Thread specifications include M3 x 0.5mm coarse pitch with Class 6g tolerance. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring adherence to international environmental and safety regulations for hazardous substances.